Mean % Difference t-test
Untreated Treated % bias % red. bias t p>|t|
Age 45-49years (gruppe2)            
         High socioeconomic status, Unmatched 0.23 0.16 -17.8   -2.15 0.03
         High socioeconomic status, Matched 0.17 0.16 -4.3 75.5 -0.85 0.395
         Low socioeconomic status, Unmatched 0.19 0.11 -23.3   -4.62 0.00
         Low socioeconomic status, Matched 0.11 0.11 -0.1 99.5 -0.03 0.98
Income <100000 NOK per year            
         High socioeconomic status, Unmatched 0.05 0.01 -24.2   -3.69 0.00
         High socioeconomic status, Matched 0.01 0.01 0.8 96.7 0.28 0.78
         Low socioeconomic status, Unmatched 0.19 0.07 -36.2   -7.34 0.00
         Low socioeconomic status, Matched 0.07 0.07 -1.0 97.2 -0.29 0.78
Income 100000-199999 NOK per year            
         High socioeconomic status, Unmatched 0.08 0.05 -12.5   -1.56 0.12
         High socioeconomic status, Matched 0.07 0.05 -10.7 14.2 -2.04 0.04
         Low socioeconomic status, Unmatched 0.35 0.26 -17.8   -3.47 0.00
         Low socioeconomic status, Matched 0.27 0.26 -1.7 95.3 -0.19 0.85
Income 200000-399999 NOK per year            
         High socioeconomic status, Unmatched 0.75 0.60 -33.4   -3.71 0.00
         High socioeconomic status, Matched 0.63 0.60 -6.8 79.6 -1.21 0.23
         Low socioeconomic status, Unmatched 0.45 0.60 32.2   6.22 0.00
         Low socioeconomic status, Matched 0.60 0.60 1.7 94.8 0.37 0.71
Income 400000-599999 NOK per year            
         High socioeconomic status, Unmatched 0.10 0.28 28.9   5.05 0.00
         High socioeconomic status, Matched 0.24 0.28 12.7 74.0 2.08 0.04
         Low socioeconomic status, Unmatched 0.02 0.06 19.3   3.52 0.00
         Low socioeconomic status, Matched 0.06 0.06 -2.1 88.9 -0.38 0.70
Income 600000-999999 NOK per year            
         High socioeconomic status, Unmatched 0.02 0.06 16.6   1.72 0.09
         High socioeconomic status, Matched 0.06 0.06 1.0 93.7 0.17 0.87
         Low socioeconomic status, Unmatched 0.002 0.004 4.6   0.85 0.40
         Low socioeconomic status, Matched 0.003 0.004 1.6 64.9 0.31 0.75
Has partner (married or cohabitant)            
         High socioeconomic status, Unmatched 0.73 0.81 18.2   2.19 0.03
         High socioeconomic status, Matched 0.81 0.81 0.6 96.7 0.12 0.91
         Low socioeconomic status, Unmatched 0.79 0.79 0.03   0.05 0.96
         Low socioeconomic status, Matched 0.79 0.79 -0.7 -153.6 -0.15 0.88
Is member of organizations            
         High socioeconomic status, Unmatched 0.71 0.73 4.0   0.46 0.64
         High socioeconomic status, Matched 0.74 0.73 -3.0 24.8 -0.57 0.57
         Low socioeconomic status, Unmatched 0.55 0.65 21.6   4.18 0.00
         Low socioeconomic status, Matched 0.65 0.65 1.4 93.6 0.31 0.76
Health region South-East            
         High socioeconomic status, Unmatched 0.57 0.62 11.2   1.31 0.192
         High socioeconomic status, Matched 0.67 0.62 -8.9 21.2 -1.70 0.09
         Low socioeconomic status, Unmatched 0.52 0.57 8.8   1.70 0.09
         Low socioeconomic status, Matched 0.57 0.57 0.0 99.9 0.00 1.00
Table 2: Differences in outcome variables before and after matching.
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