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Table 6 Comparison of AOB participants to MESa participants

From: The All Our Babies pregnancy cohort: design, methods, and participant characteristics

Characteristic AOB
%
Alberta
%
Canada
%
Demographic characteristics    
≥35 years 24.1 15.6 17.5
Postsecondary completed 76.3 69.5 72.1
>$40K 92.3 77.8 72.6
Primiparousb 48.9 46.0 44.7
Pre-pregnancy BMI (mean) 24.3 24.4 24.4
Pregnancy characteristicsc    
Number of prenatal care visits (mean) 12.8 13.0 12.9
Gestational age at first prenatal care visit (mean) 9.1 7.2 7.5
Initiated prenatal care in first trimester (<14 weeks) 93.1 94.9 94.9
First ultrasound <18weeks 85.6 63.4 66.8
Attended prenatal or childbirth education classes 41.2 33.4 32.7
Satisfied with timing of pregnancy 52.6 50.9 49.5
Feeling happyd upon realization of pregnancy 87.0 90.8 93.0
Intended to breastfeed 96.2 93.8 90.0
Delivery and postpartum experiences    
Preterm birth rate 7.3 6.3 6.2
Caesarean section delivery 24.5 27.3 26.3
Short length of maternal stay in hospital    
Vaginal (<2 days) 66.8 60.7 33.6
Caesarean section (<4 days) 79.9 59.1 53.0
Initiated breastfeeding 97.8 94.6 90.3
Scoring ≥13 on Edinburgh Postnatal Depression Scale 5.1 6.5 7.5
Rated postpartum health as very good or excellent 53.9 73.6 72.5
Postpartum BMI (mean) 25.6 25.5 25.4
  1. a Maternity Experiences Survey 2006-2007; comparisons involve singletons only
  2. b according to status at birth
  3. c assessed during postpartum in MES (retrospective recall); assessed during pregnancy in AOB
  4. d “happy” derived from collapsing responses of “somewhat happy” and “very happy”