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Table 3 Logistic regression model relating groups of variables and PCS

From: Social relationships and HRQL: A cross-sectional survey among older Italian adults

    PCS
    O.R 95.0% C.I.
     Lower Upper
SOCIO-DEMOGRAPHIC VARIABLES Age 60–74 1   
   75+ 0.510** 0.479 0.543
  Gender male 1   
   female 0.868 0.746 1.009
CULTURAL-ECONOMICS VARIABLES Self-assessment of household income good 1   
   adequate 0.791* 0.660 0.947
   inadequate 0.579** 0.481 0.697
   absolutely inadequate 0.507** 0.397 0.649
  Educational level university 1   
   no formal education 0.409** 0.339 0.493
   primary 0.550** 0.459 0.659
   secondary 0.809* 0.664 0.986
LIFESTYLE Regular physical activities yes 1   
   no 0.767** 0.716 0.821
  Tobacco use non-smoker 1   
   smoker 1.131* 1.036 1.236
   former smoker 1.026 0.955 1.101
SOCIAL NETWORK Living alone no 1   
   yes 1.279** 1.168 1.401
  Marital status married 1   
   unmarried 0.891* 0.821 0.967
  Leisure time for spiritual activities in the last three months yes 1   
   no 0.917 0.810 1.038
  Leisure time for recreational activities in the last three months yes 1   
   no 0.679** 0.629 0.733
  Distance too long between own home and relatives' homes no 1   
   yes 0.893* 0.834 0.957
  Frequency of seeing/meeting friends III terzile 1   
   I terzile 0.765** 0.707 0.828
   II terzile 0.857** 0.807 0.911
  Frequency of seeing/meeting family III terzile 1   
   I terzile 0.965 0.900 1.034
   II terzile 0.983 0.921 1.050
GEOGRAPHICAL AREA Regional aggregate North-West 1   
   North-East 0.966 0.889 1.049
   Centre 0.909* 0.834 0.990
   South 0.648** 0.598 0.703
   Islands 0.683** 0.617 0.757
MEDICAL CONDITIONS AND HEALTH CARE SERVICES ACCESS/USE Any disease in the last four weeks no 1   
   yes 0.425** 0.402 0.450
  Reduced autonomy because of chronic disease no 1   
   yes, sometimes 0.248** 0.211 0.291
   yes, often 0.149** 0.123 0.179
  Medical consultation no 1   
   yes 0.670** 0.596 0.753
  Chronic medical condition none 1   
   one chronic disease 0.523** 0.466 0.587
   more than one chronic disease 0.273** 0.235 0.317
  Drugs in the last two days no 1   
   yes 0.375** 0.337 0.418
   I don't know 0.666 0.289 1.537
INTERACTIONS Leisure time for recreational activities in the last three months (yes) by gender (male) 1   
  Leisure time for recreational activities in the last three months (no) by gender (female 0.882 0.755 1.031
  Reduced autonomy because of chronic disease (no)* gender (male) 1   
  Reduced autonomy because of chronic disease (yes, sometimes) by gender (female) 0.873 0.699 1.090
  Reduced autonomy because of chronic disease (yes, often) by gender (female) 0.624* 0.470 0.829
  Chronic medical condition (none) * medical consultation (no) 1   
  Chronic medical condition (one chronic disease) by medical consultation (yes) 0.953 0.821 1.106
  Chronic medical condition (more than one chronic disease) by medical consultation (yes) 1.062 0.920 1.226
  Chronic medical condition (none)*drugs in the last two days (no) 1   
  Chronic medical condition (one chronic disease)*drugs in the last two days (yes) 1.573** 1.361 1.819
  Chronic medical condition (one chronic disease)*drugs in the last two days (I don't know) 0.588 0.160 2.167
  Chronic medical condition (more than one chronic disease)*drugs in the last two days (yes) 1.663** 1.402 1.972
  Chronic medical condition (more than one chronic disease)*drugs in the last two days (I don't know) 0.660 0.163 2.677
  1. * p < 0.05; **p < 0.001