title: [The pathological effects of snoring on pregnant women].
abstract: OBJECTIVE
  To discuss the pathological effect of snoring on pregnant women in Wenzhou area.
  
  
  METHODS
  The study was performed between January 2006 and February 2008, 601 women with pregnancies being in clinic or the ward were surveyed about snoring occur, measuring physiological and biochemical parameters in the 13th, 28th week of pregnancy and before delivery, recording the complication and pregnancy outcome. According to their pregnancy and snoring occur, they were divided into the first, the second and the third trimester snoring group and non-snoring group.
  
  
  RESULTS
  Compared with the non-snoring group, The BMI, abdominal perimeter, the neck circumference and systolic blood pressure in snoring group of every trimester increased significantly (P<0.05). There were no significant differences about the hip circumference of snoring group in the first trimester (P>0.05), but they increased significantly in the second and the third trimester (P<0.05). There were no significant differences about the diastolic blood pressure of snoring group in the first and the second trimester (P>0.05), but they increased significantly in the third trimester (P<0.05). There were no significant differences about the snoring group's BMI, abdominal perimeter, the neck circumference, the hip circumference and blood pressure between the groups of every trimester (P>0.05). Compared with the non-snoring group, the incidence of snoring group's gestational hypertension, premature birth and abdominal delivery increased significantly every trimester of pregnancy (P<0.05). There were no significant differences Between the snoring groups of every trimester (P>0.05).
  
  
  CONCLUSIONS
  The snore makes pregnant women physiological characteristics changed, the incidence of gestational hypertension, premature delivery and abdominal delivery increased. So we should pay more attentions to them in their perinatal stage.
authors.affiliation: Department of Pulmonology, the 2nd Affiliated Hospital & Yuying Children's Hospital of Wenzhou Medical College, Wenzhou 325027, China. caixh839@sina.com
authors.forename: Xiao-hong
authors.initials: XH
authors.lastname: Cai
authors.forename: Mei-li
authors.initials: ML
authors.lastname: Li
authors.forename: Xiao-fen
authors.initials: XF
authors.lastname: Xu
authors.forename: Chen-yi
authors.initials: CY
authors.lastname: Yu
authors.forename: Miao-yan
authors.initials: MY
authors.lastname: Xuan
authors.forename: Huan-gai
authors.initials: HG
authors.lastname: Zhang
authors.forename: Qiao-yan
authors.initials: QY
authors.lastname: Guo
authors.forename: Yu-peng
authors.initials: YP
authors.lastname: Xie
authors.forename: Fan
authors.initials: F
authors.lastname: Zhang
authors.forename: Jie-qiang
authors.initials: JQ
authors.lastname: Lü
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D046110:Hypertension, Pregnancy-Induced / Q000453:epidemiology; D015994:Incidence; D011247:Pregnancy; D011248:Pregnancy Complications; D011256:Pregnancy Outcome; D011264:Pregnancy Trimesters; D012913:Snoring / Q000453:epidemiology*; D055815:Young Adult