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为研究妊娠期吸烟对母儿的影响,作者进行了前瞻性研究。作者收集1978/79年孕16周前来产前门诊的全部孕妇资料,不包括中期妊娠晚期和晚期妊娠转诊来的高危妊娠、多胎妊娠、孕龄在196天前分娩的病人和资料不全的病人。全部妊娠均在 AmsterdamWilhelmina Gasthuis 大学附院妇产科进行监护和分娩。在早孕晚期、中期妊娠末和分娩后询问病人吸烟习惯和数量。将研究的对象,根据吸烟习惯分为不吸烟,轻度吸烟(1～15支/天)和重度吸烟者(≧15支/天)。轻度吸烟者又分偶吸(1～5支/天)和中度吸烟者(6～15支/天)。收集以下产科资料:产次、孕龄、出生体重和婴儿性别,胎盘重量和二次不同时间测的最高舒张压。本研究资料共597例,非吸烟者307例(51.4%),轻度吸烟者197例(33%)(其中偶吸者47例,中度吸烟者150例),重度吸烟者93例(15.6%)。平均孕龄不吸烟者为279天,吸烟者278天,相
To study the effects of smoking during pregnancy on mothers and children, the authors conducted a prospective study. The authors collected data on all pregnant women who came to the antenatal clinic during the 16th week of 1978/79 and did not include high-risk pregnancies referred to the second trimester and late pregnancy, multiple pregnancies, patients of gestational age 196 days prior to delivery and incomplete information patient. All pregnancies are monitored and delivered at the obstetrics and gynecology department of the University Hospital Wilhelmina Gasthuis, Amsterdam. In the early third trimester, at the end of the second trimester and after childbirth ask the patient’s smoking habits and quantity. According to the smoking habits, the study subjects were divided into non-smoking, mild smoking (1-15 days) and heavy smokers (≧ 15 days / day). Mild smokers are divided even suck (1-5 cigarettes per day) and moderate smokers (6-15 cigarettes per day). The following obstetric data were collected: parity, gestational age, birth weight and infant sex, placental weight, and maximum diastolic blood pressure measured at two different times. A total of 597 non-smokers were enrolled in this study, 307 (51.4%) were non-smokers, 197 (33%) were mild smokers (47 were sporadically smokers and 150 were moderate smokers), 93 were severe smokers %). The average gestational age of non-smokers to 279 days, smoker 278 days, phase