You are viewing the site in preview mode

Skip to main content

Advertisement

Table 1 Maternal characteristics by marital status (n = 62,773)

From: Impact of singlehood during pregnancy on dietary intake and birth outcomes- a study in the Norwegian Mother and Child Cohort Study

  Married/cohabiting (n = 61,646) Single living alone (n = 909) Single living with parents (n = 218) p-value
N or Mean % or SD N or Mean % or SD N or Mean % or SD
Age, years 30.1 4.5 29.5 6.4 21.6 4.6 < 0.001*
Age in categories        < 0.001
< 20 391 0.6 36 4.0 83 38.1  
20-24 6295 10.2 214 23.5 92 42.2  
25-29 21,184 34.4 210 23.1 25 11.5  
30-34 26,430 42.9 266 29.3 15 6.9  
≥35 7346 11.9 183 20.1 3 1.4  
BMI prior to pregnancy, kg/m2 24.1 4.3 24.3 5.1 23.8 4.9 0.047
BMI in categories        < 0.001
<18.5 1730 2.8 48 5.3 16 7.3  
18.5- 24.9 39,380 63.9 525 57.8 137 62.8  
25 -29.9 13,176 21.4 182 20.0 29 13.3  
30-34.9 4204 6.8 75 8.3 21 9.6  
≥35 1560 2.5 43 4.7 8 3.7  
Missing 1596 2.6 36 4.0 7 3.2  
Education        < 0.001
< 12 years 11,865 19.2 370 40.7 135 61.9  
12 years 7448 12.1 140 15.4 48 22.0  
13-16 years 26,056 42.3 236 26.0 19 8.7  
17 + years 15,019 24.4 144 15.8 8 3.7  
Missing 1258 2.0 19 2.1 8 3.7  
Income NOK        < 0.001
None 1298 2.2 54 6.3 54 27.4  
<150,000 9211 15.5 285 33.1 98 49.7  
150-199,000 6660 11.2 113 13.1 20 10.2  
200-299,000 21,431 36.0 211 24.5 20 10.2  
300-399,000 14,689 24.6 127 14.8 3 1.4  
≥400,000 6320 10.6 71 8.2 2 1.0  
Missing 2037§   48 §   21§   
Smoking in pregnancy        < 0.001
Daily 3140 5.1 203 22.3 53 24.3  
Occasional 1631 2.6 73 8.0 28 12.8  
Non smokers 56,441 91.6 623 68.5 134 61.5  
Missing 434 0.7 10 1.1 3 1.4  
Parity        < 0.001
Primiparous 32,556 52.8 592 65.1 204 93.6  
Multiparous 29,090 47.2 317 34.9 14 6.4  
Nausea at time of FFQ        < 0.008
Yes 7042 11.4 126 13.9 35 16.1  
Have felt depressed        < 0.001
Yes 30,147 48.9 609 67.0 128 58.7  
Missing 655 1.1 16 1.8 6 2.8  
  1. SD, Standard deviation.
  2. *One-way Anova with post hoc tests.
  3. χ2 test.
  4. Kruskal-Wallis test.
  5. §Not included in the percent distribution.