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TABLE B-29 2001 VERMONT RESIDENT BIRTHS PREGNANCY RISK FACTORS, PROCEDURES AND COMPLICATIONS(1) NUMBER AND PERCENT OF BIRTHS ITEM NUMBER PERCENT ITEM NUMBER PERCENT ------------------------------------------- ------ ------- ---------------------------------------- ------ ------- MEDICAL RISK FACTORS FOR THIS PREGNANCY OBSTETRIC PROCEDURES
Anemia (Hct.<30 / Hgb.<10) 193 3.0 Amniocentesis 281 4.4 Cardiac disease 40 0.6 Electronic fetal monitoring 4808 75.5 Acute or chronic lung disease 163 2.6 Induction of labor 1311 20.6 Diabetes 213 3.4 Stimulation of labor 1547 24.3 Prepregnancy 20 0.3 Tocolysis 95 1.5 Gestational 164 2.6 Ultrasound 5030 79.0 Unknown 29 0.5 Other 281 4.4 Genital herpes 84 1.3 Hydramnios/Oligohydramnios 80 1.3 None 493 7.7 Hemoglobinopathy 4 0.1 Unknown 21 0.3 Hypertension, chronic 71 1.1 One only 1203 18.9 Hypertension, pregnancy-associated 284 4.5 More than one 4650 73.0 Eclampsia 17 0.3 Incompetent cervix 21 0.3 COMPLICATIONS OF LABOR AND/OR DELIVERY Previous infant 4000+ grams 116 1.8 Previous preterm or small-for-gestational- 179 2.8 Febrile (>100 F. or 38 C.) 113 1.8 age infant Meconium, moderate/heavy 547 8.6 Renal disease 76 1.2 Premature rupture of membrane (>12 hours) 296 4.7 Rh sensitization 29 0.5 Abruptio placenta 50 0.8 Uterine bleeding 109 1.7 Placenta previa 13 0.2 Other 828 13.0 Other excessive bleeding 103 1.6 Seizures during labor 4 0.1 None 4410 69.3 Precipitous labor (<3 hours) 132 2.1 Unknown 20 0.3 Prolonged labor (>20 hours) 238 3.7 One only 1490 23.4 Dysfunctional labor 461 7.2 More than one 447 7.0 Breech/Malpresentation 235 3.7 Cephalopelvic disproportion 126 2.0 Cord prolapse 7 0.1 Anesthetic complications 4 0.1 Fetal distress 400 6.3 Other 726 11.4 None 3783 59.4 Unknown 27 0.4 One only 1868 29.3 More than one 689 10.8 (1) THERE MAY BE INCONSISTENCIES AMONG HOSPITALS IN THE REPORTING OF RISK FACTORS.
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