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Table 1 Sample demographics

From: Adult attachment style and maternal-infant bonding: the indirect path of parenting stress

Characteristics at T1Mean (SD)N (%)
Maternal age (years)31.0 (4.23) 
Pregnancy wanteda
 Yes 161 (95.8)
 Do not know 3 (1.8)
Parenting experience
 First-time mother 83 (49.4)
 Second-time mother 67 (39.9)
 Two or more previous children 18 (10.7)
Maternal education
 Upper secondary school or lower 20 (11.9)
 Up to 4 years higher education 51 (30.4)
 4 or more years higher education 97 (57.7)
Gross annual household incomeb
 350,000 NOK (39,672 USD) or less 7 (4.2)
 351,000–750,000 NOK (39,785–85,011 USD) 41 (24.4)
 751,000 NOK (85,125 USD) or more 119 (70.8)
Marital status
 Married or cohabiting 166 (98.8)
 Single 2 (1.2)
Maternal mental health history
 Have been in contact with professionals for mental health issues 51 (30.4)
 Previous experience with being depressed most of the day, almost every day for a period of two weeks 55 (32.7)
 Having previously had a two-week period of diminished ability to enjoy things one has usually found enjoyably 68 (40.5)
Premature birth (more than 3 weeks before due date)a 6 (3.6)
  1. N = 164–168; aFour missing values; bOne missing value