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Table 2 Multivariable analysis of the absolute change in the mean SF-36 physical functioning subscale score among participants in the German National Health Interview and Examination Survey 1997–1999 (GNHIES 98) and 2008–2011 (DEGS1) included in this analysis by sex and age groups

From: Changes in physical functioning among men and women aged 50–79 years in Germany: an analysis of National Health Interview and Examination Surveys, 1997–1999 and 2008–2011

   Men Women
Change in mean 95% CI p R2 Change in mean 95% CI p R2
50–64 years DEGS1 vs. GNHIES 98 (Unadjusted) 1.78 0.86 2.71 <.001 .011 1.61 0.71 2.52 .001 .008
DEGS1 vs. GNHIES 98 (Adjusteda) 1.63 0.79 2.46 <.001 .142 0.36 −0.61 1.33 .466 .155
65–79 years DEGS1 vs. GNHIES 98 (Unadjusted) 1.11 −0.21 2.44 .098 .003 1.66 0.33 2.99 .014 .006
DEGS1 vs. GNHIES 98 (Adjusteda) 0.68 −0.79 2.15 .360 .131 0.43 −1.05 1.92 .567 .137
  1. Weighted and standardized to the population of 31.12.2010
  2. Change in mean: Derived from SPSS Complex Samples General Linear Model (CSGLM) with physical functioning as the dependent variable
  3. aadjusted for living alone (yes vs. no), education (low, medium, high), BMI (<25, 25–30, ≥30 mg/m2), smoking status (current, former and never), regular sports activity (0, <2, ≥2 h/week), alcohol consumption (no, moderate and risky drinking), multimorbidity (yes, no)
  4. Figures in bold denote statistical significance (p < .050)
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