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Table 3 Mean HED, frequency, AU pre-pregnancy and change into pregnancy by first-time and experienced parents

From: Changes in alcohol use and relationship satisfaction in Norwegian couples during pregnancy

  First-time parents (n = 34966) Experienced parents (n = 25102)
  Pre-pregnancy 95% CI Change 95% CI Pre-pregnancy 95% CI Change 95% CI
HED father 1.71 (1.69 to 1.73) −0.48 (−0.49 to −0.46) 1.19 (1.16 to 1.21) −0.25*** (−0.26 to −0.23)
HED mother 1.12 (1.11 to 1.14) −1.06 (−1.07 to −1.04) 0.65 (0.64 to 0.66) −0.61*** (−0.62 to −0.60)
Frequency father 1.05 (1.04 to 1.06) −0.21 (−0.22 to −0.21) 0.94 (0.92 to 0.95) −0.11*** (−0.12 to −0.11)
Frequency mother 0.76 (0.75 to 0.77) −0.73 (−0.74 to −0.72) 0.60 (0.59 to 0.61) −0.55*** (−0.56 to −0.54)
Units father 3.62 (3.59 to 3.66) −0.78 (−0.80 to −0.75) 2.66 (2.62 to 2.71) −0.43*** (−0.45 to −0.40)
Units mother 3.48 (3.45 to 3.50) −2.93 (−2.95 to −2.91) 2.72 (2.70 to 2.75) −2.17*** (−2.19 to −2.14)
  1. Note. Wald test of differences between first time parents and experienced parents pre-pregnancy level of alcohol outcomes on t(60056) is statistically significant at the .001 level of significance. *** Wald test of differences between first time parents and experienced parents change in alcohol outcomes on t(60056) is statistically significant at the .001 level of significance.