title: [Gestational diabetes mellitus: data from outpatient department for women for years 1994-1998].
abstract: OBJECTIVE
  This study was undertaken to determine the incidence of gestational diabetes mellitus.
  
  
  METHODS
  This study involved analysis of data collected prospectively from a cohort of women who received prenatal care from Outpatient Department for Women, from 1994 to 1998. The population consisted of 1017 pregnant women. It is a group of patients living mainly in geographical area, including Czechów district in Lublin. Therefore, it represents quantitative relations characteristics in natural conditions of the place of residence of a larger group of municipality population.
  
  
  METHODS
  Glucose challenge test (GCT) according to indications of Experts Team of Polish Diabetologic Society in early diagnostics of gestational diabetes melitus--a 50-g loading dose of glucose and 1-h test was considered abnormal if value was 140 mg/dl (7.8 mmol/L). Patients with abnormal GCT underwent an oral glucose tolerance test (GTT) according to criteria the World Health Organization, e.g., venous plasma glucose 2 h after 75 g oral glucose load > 140 mg/dl (7.8 mmol/L).
  
  
  RESULTS
  From patients screened for GDM between 24 and 28 wk gestation, 59 (5.8%) showed an abnormal GCT and from these 18 (1.8%) had an abnormal GTT. The testing sequence was repeated in 32 wk gestation among patients with normal GTT after an abnormal GCT and 1 had abnormal GTT.
  
  
  CONCLUSIONS
  Incidence of gestational diabetes mellitus is shown to be 1.9%.
authors.affiliation: Zespołu Opieki Zdrowotnej w Lublinie.
authors.forename: W M
authors.initials: WM
authors.lastname: Kanadys
authors.forename: J
authors.initials: J
authors.lastname: Oleszczuk
mesh_terms: D000328:Adult; D000553:Ambulatory Care; D002391:Catchment Area, Health; D016640:Diabetes, Gestational / Q000175:diagnosis* / Q000453:epidemiology; D005260:Female; D006801:Humans; D011044:Poland / Q000453:epidemiology; D011247:Pregnancy; D012189:Retrospective Studies