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. 2012 Nov 7;7(11):e46841. doi: 10.1371/journal.pone.0046841

Table 3. The effect of adjustment for socio-economic status in childhood and adulthood and blood pressure/hypertension on hazard ratios (95% confidence intervals) for coronary heart disease and stroke, per one unit lower z score.

Visuospatial score Visuospatial score adjusted for the other scores Mean z score of all subtests
Coronary heart disease
Model 1: year and age at testing 1.27 (1.13 to 1.42) 1.15 (0.97 to 1.36) 1.35 (1.18 to 1.54)
Model 2: 1+height and BMI at military service 1.26 (1.12 to 1.41) 1.13 (0.96 to 1.34) 1.34 (1.17 to 1.53)
Model 3: 2+ father's occupational status 1.19 (1.06 to 1.34) 1.12 (0.95 to 1.33) 1.24 (1.08 to 1.43)
Model 4: 3+ adult education 1.09 (0.95 to 1.24) 1.08 (0.91 to 1.29) 1.10 (0.94 to 1.29)
Model 5: 4+ adult occupational status 1.07 (0.94 to 1.23) 1.10 (0.92 to 1.31) 1.07 (0.91 to 1.26)
Model 6: 5+ adult income* 1.11 (0.97 to 1.28) 1.13 (0.94 to 1.35) 1.11 (0.93 to 1.12)
Model 7: 5+ blood pressure/hypertension 1.06 (0.92 to 1.22) 1.09 (0.91 to 1.31) 1.04 (0.87 to 1.23)
Stroke
Model 1: year and age at testing 1.23 (1.04 to 1.46) 1.40 (1.10 to 1.79) 1.10 (0.90 to 1.35)
Model 2: 1+ height and BMI at military service 1.22 (1.03 to 1.45) 1.40 (1.09 to 1.79) 1.09 (0.89 to 1.33)
Model 3: 2+ father's occupational status 1.23 (1.03 to 1.47) 1.39 (1.09 to 1.79) 1.08 (0.87 to 1.34)
Model 4: 3+ adult education 1.15 (0.95 to 1.40) 1.34 (1.04 to 1.72) 0.97 (0.77 to 1.24)
Model 5: 4+ adult occupational status 1.16 (0.95 to 1.42) 1.33 (1.03 to 1.71) 1.00 (0.78 to 1.29)
Model 6: 5+ adult income* 1.19 (0.97 to 1.47) 1.44 (1.11 to 1.87) 0.97 (0.74 to 1.26)
Model 7: 5+ blood pressure/hypertension 1.15 (0.93 to 1.41) 1.31 (1.00 to 1.71) 0.98 (0.75 to 1.27)

Analyses are stratified for year of birth.

*

Taxable income in 1980 in five categories. Subjects with an event in 1980 or before are excluded from this analysis.

Systolic blood pressure measured at conscription and reimbursement for medication for hypertension before the outcome event.