Table 1

Differences on demographics and outcomes between HUSK-participants with birth journal information (N=346) and participants without (N=1,810)
Proportion/mean with birth journal information Proportion/mean without birth journal information p-value/Mean difference (CI95%)*
Gender (% female) 53.8% 55.3% p=0.599
Education (% post-compulsory) 60.5%a 62.9%b p=0.429
Self-reported health (% good) 70.5%c 67.6%d p=0.311
Composite scoree 0.08 −0.01 0.09 (−0.02, 0.21)
Separate cognitive testsf
MMS 11.55 11.51 0.04 (−0.05, 0.13)
Digit Symbol 10.60 10.18 0.42 (−0.06, 0.91)
KOLT 35.49 35.17 0.32 (−0.61, 1.25)
COWAT 15.51 15.02 0.49 (−0.15, 1.12)
TMA 55.23 57.67 −2.44(−6.39, 1.50)
Block Design 15.01 15.01 0.00 (−0.26, 0.26)

95% confidence intervals in brackets.

*p-values derived from χ2 and mean difference derived from independent samples t-tests.

aAvailable information from N=326.

bAvailable information from N=1655.

cAvailable information from N=335.

dAvailable information from N=1789.

eComposite score: Z-score of the sum of all cognitive tests (mean: 0, standard deviation: 1).

fTest-specific raw scores for each cognitive tests (see Methods section for further details).

Skogen et al.

Skogen et al. BMC Psychology 2013 1:16   doi:10.1186/2050-7283-1-16

Open Data