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Table 2 Background characteristics of the mother, partner, pregnancy, mode of birth and child

From: Longer shared parental leave is associated with longer duration of breastfeeding: a cross-sectional study among Swedish mothers and their partners

Characteristics of study sampleStudy sample
Mean (SD)
Study sample
Frequency (%)
Comparison
Official Statistics Sweden
Mother
 Age, years31.7 (4.6) 30.3a
 Born outside Sweden 73 (9)27.5b
 University education 475 (58)49b
 Previous children 415 (51)56a
Partner
 Age, years34.3 (5.5) 34.0a
 Sex: female 14 (2)d
 Born outside Sweden 64 (8)11.6
 University education 349 (43)38
 High household income 510 (63)550e
Pregnancy
 Level of pregnancy planning   
  Highly planned 429 (52)d
  Quite planned 215 (26)d
  Neither planned nor unplanned 92 (11)d
  Quite unplanned 28 (3)d
  Highly unplanned 47 (6)d
 Single pregnancy 792 (97)98b
 Multiple pregnancy 5 (0.6)1.4b
Mode of delivery
 Spontaneous vaginal 614 (76)83b
 Induced vaginal 132 (16)16.7a
 Planned Caesarean 60 (7)8b
 Complications
  Haemorrhageg (> 1000 ml) 57 (7)7.2c
  Emergency Caesarean 66 (8)8a
  Instrumental delivery 65 (8)7.2a
Infant
 Birth weight, grams3585 (550.5) 3565b
 Gestational age, weeks39 (1.6) 39-40b
 Sex
  Girl 401 (49.4)48.6b
  Boy 410 (50.5)51.3b
 Neonatal care 46 (6)~ 10 b,e
 Congenital state in need of care   
  Malformation 12 (1)2-3a
  Injury 2 (0.2)
  Disease 19 (2)3.7/1000a
  1. a The National Board of Health and Welfare
  2. b Statistics Sweden
  3. c Vaginal (section = 10.4%)
  4. d No reliable data available
  5. e 5.5% gestation week < 37)
  6. f Children born with malformation or injury at birth
  7. g Bleeding before, during or after the delivery