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עמוד בית
Thu, 18.07.24

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September 2005
D. Kravarusic, E. Dlugy, R. Steinberg, B. Paloi, A. Baazov, E. Feigin and E. Freud
 Background: The minimal access surgery revolution has only just begun to impact on pediatric surgery, thanks mainly to technologic advances and evidence of the benefits of minimally invasive procedures in this population.

Objectives: To review the current status of MAS[1] in a pediatric tertiary care center in Israel, in terms of feasibility, safety, and effect on standard practices.

Methods: We reviewed the files of all children who underwent a MAS procedure in our department during the period April 2002 to July 2004, and compared the findings with those of children treated by standard practices.

Results: A total of 301 procedures were performed in 271 patients: 107 thoracoscopic and 194 laparoscopic. There were no major intraoperative complications. The total conversion rate was 3.65%: 0 for thoracoscopy and 5.6% for laparoscopy (11/194). Twenty-four types of procedures were performed during the study period. The thoracoscopies accounted for 92.24% of all thoracic procedures in the department (107/116), and routine abdominal laparoscopic procedures replaced open surgery in 30–100% of cases (total 44.8%, 194/433).

Conclusions: MAS procedures appear to be safe for a wide range of indications in children. In our center they currently account for a significant percentage of pediatric surgeries. We suggest that the integration of MAS training in the residency programs of pediatric surgeons be made a major long-term goal. The creation of a pediatric MAS study group, which would allow for multi-institutional studies, is especially important in Israel where a relatively large number of pediatric surgery departments handle a small annual number of patients.

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[1] MAS = minimal access surgery

August 2005
K. Peleg, Y. Kluger, A. Giveon, Israel Trauma Group, and L. Aharonson-Daniel

Background: The proportion of motorcyclists injured in road accidents in Israel is larger than their proportion among road users.

Objectives: To identify factors contributing to the risk of injury for motorcyclists as compared to drivers of other motor vehicles.

Methods: We retrieved and analyzed National Trauma Registry data on drivers, aged 16 and above, who were involved in traffic accidents and hospitalized between 1 January 1997 and 30 June 2003.

Results: The study group comprised 10,967 patients: 3,055 (28%) were motorcyclists and 7,912 (72%) were drivers of other motor vehicles. A multiple logistic regression revealed that Tel Aviv, the busiest metropolitan city in Israel, is a risk for motorcycle injury as compared to other regions; males have an increased risk compared to females; and age is a protecting factor since the risk of injury as a motorcyclist decreases as age increases. Nevertheless, the population of injured motorcyclists in Tel Aviv was significantly older (mean age 32.5 years vs. 28.6 elsewhere; t-test P < 0.0001). Twenty percent (n=156) of the injured motorcyclists in Tel Aviv were injured while working, compared to 9.5% (n=217) in other regions (chi-square P < 0.0001). Motorcycle injuries in Tel Aviv were of lower severity (7.7% vs. 16.4% according to the Injury Severity Scale 16+, c2 P < 0.0001), and had lower inpatient death rates (1.2% vs. 2.5%, c2 P = 0.001).

Conclusions: Tel Aviv is a risk for motorcycle injury compared to other regions, males have an increased risk compared to females, and age is a protecting factor. The proportion of motorcyclists in Tel Aviv injured while working is double that in other regions 
 
 
 
 
 

S. Berger-Achituv, T. Shohat and B-Z. Garty
 Background: The rate of breast-feeding in Israel has increased over the last two decades but is still lower than rates in other developed countries that have taken an active role in promoting breast-feeding.

Objective: To determine breast-feeding patterns and the association between sociodemographic characteristics and breast-feeding in the Tel Aviv district.

Methods: The mothers of infants aged 2, 4, 6 and 12 months, attending 59 well-baby clinics in the Tel Aviv district, were interviewed by telephone. Singleton infants who weighed less than 2,000 g and multiple-gestation infants were excluded from the study. The questions covered background data, sociodemographic characteristics of the family, and breast-feeding practices. Stepwise logistic regression was used to analyze the association between breast-feeding and various sociodemographic characteristics.

Results: Altogether, 78.5% of the mothers (1,307/1,665) initiated breast-feeding. The rate of breast-feeding at 2, 4, 6 and 12 months was 55.8, 36.8, 29.9 and 11.8%, respectively. Only 35.8% of the infants at 2 months and 11.2% at 6 months were exclusively breast-fed. The mean duration of breast-feeding was 5.2 ± 0.2 months. Grand multiparas (≥5 children) had a significantly higher rate of breast-feeding than women with one to four children (P < 0.001). More likely to breast-feed for 2 weeks or longer were women married to Yeshiva students (odds ratio = 5.3), women with ≥13 years education (OR[1] = 2.1), and women on maternity leave (OR = 1.6). The predictors for breast-feeding for 6 months or longer were similar.

Conclusions: Although the rate of breast-feeding initiation in central Israel was 78.5%, only 29.9% of the mothers continue to breast-feed for 6 months. Already at a young age, an appreciable number of breast-fed infants receive infant formula. Breast-feeding promotion should focus on less educated women, homemakers, and families with one to four children.


 



[1] OR = odds ratio


July 2005
A. Nadu, Y. Mor, J. Chen, M. Sofer, J. Golomb and J. Ramon

Background: Data during the last decade show that laparoscopic nephrectomy is becoming an accepted and advantageous minimally invasive alternative to the open procedure.

Objective: To evaluate the efficacy, safety and reproducibility of laparoscopic nephrectomy in a series of 110 consecutive procedures.

Methods: A total of 110 patients underwent laparoscopic nephrectomy in our institution during the last 3 years. Their data were entered into a database and analyzed, including age, gender, indications for surgery, operative time, blood loss, intraoperative complications, conversion rates, and postoperative complications (defined as complications occurring up to 1 month after surgery). Histologic results and outpatient follow-up were also recorded.

Results: Mean age at surgery was 63 years (range 21–89 years). The indications for surgery included solid renal masses in 64 cases, non-functioning kidneys in 35, and collecting system or ureteral tumors in 11; and the procedures performed were radical nephrectomy, simple nephrectomy, or nephroureterectomy, respectively. The mean operative time was 125 minutes (range 70–310 minutes). Intraoperative complications were recorded in eight cases (7.3%), including vascular injuries of the renal artery in two, and of the renal vein, inferior vena cava and right adrenal vein in one case each. Injury of the large bowel and splenic hylus was recorded in one case and malfunction of the vascular endoGIA stapler leading to severe bleeding in one case. Nine cases were converted to open surgery (8.2%), four of them urgently due to intraoperative complications, while in another five cases conversions were elective following poor progression of the laparoscopic procedure. Comparison of the complication rate at follow-up between the initial 50 and the last 60 patients revealed no change. The conversion rate dropped significantly along the learning curve with 7 cases converted among the initial 50 patients, versus 2 in the last 60. There was no perioperative mortality. In two cases we recorded major postoperative complications, including pneumothorax treated by insertion of a thoracic drain and incarcerated inguinal hernia treated by surgery, while minor complications were seen in five patients. Histologic examination showed renal cell carcinoma pT1-T3a in 62 patients, oncocytoma in 5, transitional cell carcinoma T1G2-T3G3N1 in 10, renal sarcoma in 1, metastasis from lung tumor in 1, and end-stage kidney in the remainder. Negative margins were obtained in all cases.

Conclusions: Laparoscopic nephrectomy may be currently considered a routine, safe and effective procedure associated with minimal morbidity. The conversion rate seemed to drop significantly after 50 cases. In view of the inherent benefits for patients, in terms of reduced pain level, faster recovery and improved cosmetic results, the laparoscopic approach has become the standard approach for nephrectomy in our institution. 

Z. Israel and S. Hassin-Baer
 Subthalamic nucleus stimulation by means of permanently implanted brain electrodes is a very effective therapy for all the cardinal features of Parkinson’s disease. In appropriate patients, motor improvement is accompanied by a significantly improved quality of life and a reduced necessity for medication. This article briefly reviews the indications, technique and postoperative management of patients undergoing subthalamic nucleus stimulation.

June 2005
J. Ben Chaim, P.M. Livne, J. Binyamini, B. Hardak, D. Ben-Meir and Y. Mor
 Background: In Israel, virtually all children undergo circumcision in the neonatal period. Traditionally, it is commonly performed by a “Mohel” (ritual circumciser) but lately there is an increasing tendency among the educated secular population to prefer a medical procedure performed by a physician and with local anesthetic injection.

Objectives: To evaluate the outcome of this procedure and to compare the complication rate following circumcisions performed by ritual circumcisers and by physicians.

Methods: In 2001, of the 19,478 males born in four major medical centers in Israel 66 had circumcision-related complications. All the children were circumcised in non‑medical settings within the community. The patients were medically evaluated either urgently due to immediate complications or electively in outpatient clinics later on. Upon the initial assessment a detailed questionnaire was filled to obtain data regarding the procedure, the performer and the subsequent complications.

Results: All the circumcisions were performed during the early neonatal life, usually on day 8 of life (according to Jewish law). In 55 cases (83%) it was part of a ritual ceremony conducted by a ritual circumciser (Mohel), while in 11 babies (17%) physicians were involved. Acute bleeding after circumcision was encountered in 16 cases (24%), which required suturing in 8. In addition, we found two cases of wound infection and one case of partial amputation of glans penis in which the circumcision was performed by a ritual circumciser. Among the late complications, the most common was excess of skin in 38 cases (57%); 5 children (7.5%) had penile torsion and 4 children (6%) had shortages of skin, phimosis and inclusion cyst. The overall estimated complication rate of circumcision was 0.34%.

Conclusions: Complications of circumcision are rare in Israel and in most cases are mild and correctable. There appears to be no significant difference in the type of complications between medical and ritual circumcisions.

I.L. Nudelman, V. Fuko, A. Geller, E. Fenig and S. Lelchuk
 Background: Abdominoperineal resection entails the need for a permanent colostomy, which significantly reduces patient self-image and quality of life.

Objective: To investigate the effectiveness of preoperative chemoradiation in increasing the resectability rates of rectal cancer and increasing the anal sphincter preservation rate.

Methods: The study group included 66 patients aged 33–84 years with T2–T3 rectal carcinoma who were treated in our institute from 1997 to 2002 with preoperative chemoradiation followed by surgery 6 weeks later. All patients underwent preoperative transrectal endoscopic ultrasound for tumor staging and localization. The duration of follow-up was 25 months.

Results: Chemoradiation led to tumor downstaging in 61 patients (92.4%), all of whom underwent low anterior resection. Only 11.4% of this group needed a temporary (6 weeks) loop colostomy/ileostomy. None of the 16 patients with post-treatment T0 tumors had evidence of malignant cells on pathologic study. Five patients (7.6%) failed to respond to chemoradiation and underwent APR[1]. There were no major complications, such as leakage, and no deaths.

Conclusions: Neoadjuvant chemoradiation is an effective modality to downstage advanced rectal cancer, improving patient quality of life by significantly reducing the need for a terminal permanent colostomy, or even a temporary one.


 





[1] APR = abdominoperineal resection


May 2005
Click here for article written by Philip Sax, PhD. IMAJ 2005: 7: May: 286-291
 Background: Like most developed countries, in the last decade Israel's healthcare system has been subject to cost-containing measures in the drug sector.

Objective: To provide comparative information in an international context on the level of outpatient drug expenditures in Israel, both total and those publicly financed, and to analyze how these have changed with time during the last decade.

Methods: Using definitions of the OECD (Organization of Economic Cooperation and Development), internationally comparable data on total expenditure and public expenditure on medicines in Israel are provided. The Israeli estimates are based on data from the Ministry of Health audited reports of financial activities of the health management organizations and from the family expenditure surveys carried out by the Central Bureau of Statistics. Per capita total and public expenditures in Israel are analyzed over time, as are their share of national expenditure on health and of gross domestic product. Israel expenditures are then compared with those for individual member countries of the OECD, as well as a 21 country average, from 1992 to 2002.

Results: Analysis of the Israeli expenditure data shows a considerable reduction in growth of per capita total and public expenditures on medicines since 1997. Growth in the share of total drug expenditure of NEH[1] and of GDP[2] has also been constrained since 1997. In an international context, per capita expenditure on medicines in Israel, particularly what is publicly financed, is one of the lowest. Furthermore, its share of NEH and GDP is also very low compared to other countries. This substantive gap in spending on medicines between Israel and other countries has increased since 1997.

Conclusions: Israel, a medium-income country with a lower than average level of expenditure on health compared to OECD countries, has a particularly low level of expenditure on medicines. Whereas the share of health expenditure of GDP in Israel is similar to the international average, the share of drug expenditure of GDP is well below the average. In addition to structural and longer-term factors contributing to Israel's low per capita spending on medicines, such as the young population and the apparently low level of actual prices paid by most institutional purchasers, recent years are witness to the growing impact of National Health Insurance budgetary pressures on HMOs[3] as well as continual increases in prescription cost sharing by patients. The impact is felt both on the demand side (higher co-payments, administrative and prescribing restrictions) and perhaps more crucially on the supply side (price competition, mainly from generics). Substantial extra public funding for the addition of new drugs to the NHI[4] basket in recent years has had no overall impact on these longer-term spending patterns.


 





[1] NEH = national expenditure on health

[2] GDP = gross domestic product

[3] HMO = health maintenance organization

[4] NHI = National Health Insurance


N. Bitterman and I. Shalev
 Background: In light of changes in the medical profession, the different requirements placed on physicians and the evolving needs of the healthcare system, the need arose to examine the medical education curriculum in Israel. This survey, conducted by the Samuel Neaman Institute for Science and Technology summarizes 20 years of medical education in Israel's four medical schools, as the first stage in mapping the existing state of medical education in Israel and providing a basis for decision-making on future medical education programs.

Objectives: To characterize the academic background of graduates, evaluate their attitudes towards current and alternative medical education programs, and examine subgroups among graduates according to gender, medical school, high school education, etc.

Methods: The survey included graduates from all four Israeli medical schools who graduated between the years 1981 and 2000 in a sample of 1:3. A questionnaire and stamped return envelope were sent to every third graduate; the questionnaire included open and quantitative questions graded on a scale of 1 to 5. The data were processed for the entire graduate population and further analyzed according to subgroups such as medical schools, gender, high school education, etc.

Results: The response rate was 41.3%. The survey provided a demographic profile of graduates over a 20 year period, their previous educational and academic background, additional academic degrees achieved, satisfaction, and suggestions for future medical education programs.

Conclusions: The profile of the medical graduates in Israel is mostly homogenous in terms of demographics, with small differences among the four medical schools. In line with recommendations of the graduates, and as an expression of the changing requirements in the healthcare system and the medical profession, the medical schools should consider alternative medical education programs such as a bachelor’s degree in life sciences followed by MD studies, or education programs that combine medicine with disciplines such as law, engineering, computer science, etc.

S. Dollberg, Z. Haklai, F.B. Mimouni, I. Gorfein and E.S. Gordon
 Background: Lacking curves of “intrauterine” growth, most birthing centers in Israel use United States-based curves as standards.

Objective: To establish population-based standards of birth weight of singletons in Israel.

Methods: Data on birth weight and gestational age were obtained from the registries of the Israel Ministry of Health and Ministry of the Interior. During the 8 year study period there were 1,074,122 infants delivered in Israel; 787,710 (73%) were included in this analysis.

Results: In this study we provide data of birth weight by gestational age of live infants born in Israel between 1993 and 2001. Ranges of birth weight by gestational age are also depicted for singleton and multiple pregnancies. Fetuses in multiple pregnancies grow in a similar manner to singletons until 30 weeks of gestation, after which their growth slows down.

Conclusions: Use of these data as a standard for “intrauterine” growth better represents the Israeli neonatal population than the American standards. In addition, curves of multiple pregnancies are significantly different from those of singleton pregnancies and might be more appropriate in these pregnancies.

S. Maslovitz, M.J. Kupferminc, J.B. Lessing and A. Many
 Background: Foreign workers in Israel are not covered by the comprehensive medical insurance that all Israelis receive. They have national insurance and injury-related coverage, which does not include routine pregnancy follow-up

Objectives: To compare perinatal outcome between partially insured non-resident migrants in Israel and comprehensively insured Israeli women.

Methods: Parameters of perinatal outcome were compared between 16,012 Israeli and 721 foreign women living in Israel. Outcome measures included birth weight, distribution of gestational age at delivery, neonatal complications, cesarean section, neonatal intensive care unit admission, intrauterine fetal death rates, and duration of post-partum hospitalization.

Results: Deliveries prior to 28 weeks gestation occurred more frequently among non-residents (1.3% vs. 0.6%, P < 0.001). Gestational diabetes and preeclamptic toxemia were significantly more prevalent among non-residents (3.2% vs. 1.9%, P < 0.05 and 4.9% vs. 3.1%, P < 0.05, respectively). The cesarean rates were 18% and 35% for residents and non-residents, respectively (P < 0.001), and the post-cesarean recovery period was longer among non-residents (4.8 vs. 3.6 days, P < 0.05). The mean birth weight was similar in the two groups (3,214 vs. 3,231 g), although macrosomia (>4,000 g) was more prevalent among non-residents, who also had higher rates of NICU[1] admission ((9.6% vs. 8%, P < 0.05) and intrauterine fetal death (6.6/1,000 vs. 3.7/1,000, P < 0.05).

Conclusions: Non-resident parturients in Israel are more susceptible to an adverse perinatal outcome than their Israeli counterparts. We suggest that governmental subsidization of non-residents' health expenditures would reduce the differences in perinatal outcome between these two groups.


 





[1] NICU = neonatal intensive care unit


April 2005
L. Keinan-Boker, N. Noyman, A. Chinich, M.S. Green and D. Nitzan-Kaluski
Background: The prevalence of obesity has increased considerably in many countries in recent decades.

Objective: To describe the prevalence of overweight and obesity in the Israeli population, based on findings of the first national health and nutrition survey (MABAT).

Methods: This cross-sectional survey was carried out during 1999–2000. MABAT is based on a representative sample (n=3,246) of the general Israeli population aged 25–64 years. The current study population comprised those with complete data on measured weight and height (n=2,781). Participants were interviewed in person and had their weight and height measured by the interviewer.

Results: Over 50% of the study participants were women (n=1,410); 76% were Jews and 24% Arabs. Most participants had an education of at least 12 years (72%). Body mass index ≥30.0 was more prevalent in women compared to men (P < 0.001) in both population groups (Jews and Arabs). Obesity rates increased with age and reached 22.4% for men and 40.4% for women aged 55–64 years. Lower education was associated with higher obesity rates, with lowest rates observed for Jewish women with an academic education (13.6%) and highest rates observed for Arab women with a basic education (57.3%). Multiple logistic regression analyses showed age to be a significant risk factor in men. Age, education and origin (Arab, and the former Soviet Union for Jews) were significant risk factors for obesity in women.

Conclusions: Obesity rates in Israel are high and comparable to those in the United States. Of special concern is the subgroup of older Arab women (55–64 years), whose obesity rates reached 70%.

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