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Table 2 Adjusted odds ratio (OR) of reported poor health status in Thai elderly people, by selected variables

From: Self-assessed health among Thai elderly

   Odds Ratio
   Model 1 Model 2 Model 3 Model 4
Age group 60-69 years (ref.) 1.00 1.00 1.00 1.00
  70-79 years 1.46*** 1.42*** 1.20*** 1.22***
  80 years or + 2.02*** 2.06*** 1.26*** 1.30***
Sex Male (ref.) 1.00 1.00 1.00 1.00
  Female 1.18*** 1.09** 1.01 0.99
Place of residence Rural (ref) 1.00 1.00 1.00 1.00
  Urban 1.02 1.09** 1.09** 1.04
Level of education Higher than secondary (ref.) 1.00 1.00 1.00 1.00
  Secondary level 1.66*** 1.59*** 1.48*** 1.47***
  Primary/elementary level 2.33*** 2.35*** 2.12*** 2.01***
  No schooling 2.47*** 2.54*** 2.13*** 2.02***
Marital status Married (ref.) 1.00 1.00 1.00 1.00
  Separated/divorced 1.22* 1.22* 1.16 1.09
  Widowed 1.03 1.00 0.95 0.92**
  Single 1.23** 1.28*** 1.24** 1.24**
Working status during the past 7 days Work (ref.) 1.00 1.00 1.00 1.00
  Do not work 1.80*** 1.61*** 1.36*** 1.36***
Average total income per year 100,000 Baht or more (ref.) 1.00 1.00 1.00 1.00
  30,000-99,999 Baht 1.17*** 1.22*** 1.23*** 1.17***
  10,000-29,999 Baht 1.38*** 1.47*** 1.45*** 1.34***
  Less than 10,000 Baht 1.78*** 1.93*** 1.80*** 1.62***
Living arrangement Living with children (ref.) 1.00 1.00 1.00 1.00
  Spouse .97 0.94 0.97 0.95
  Alone .86** 0.88* 0.90* 0.88*
  Other .94 0.94 0.95 0.94
Number of chronic diseases No disease (ref.) - 1.00 1.00 1.00
  1 disease - 2.00*** 1.89*** 1.83***
  2 diseases - 2.93*** 2.57*** 2.43***
  3 or more diseases - 5.51*** 4.03*** 3.71***
Functional Status Able to do all ADLs (ref.) - - 1.00 1.00
  Difficulty in 1 and 2 ADLs - - 1.79*** 1.71***
  Difficulty in 3 or more ADLs - - 3.71*** 3.32***
Psychosocial symptoms No symptom (ref.) - - - 1.00
  1-2 symptoms - - - 1.57***
  3-4 symptoms - - - 2.19***
  5 or more symptoms - - - 2.68***
Intercept .23*** .17*** .19*** 0.14***
-2 Log likelihood 39265.5 37940.6 36815.4 35995.5
Cox & Snell R Square 0.077 0.116 0.148 0.171
  1. Note: *** = p < .001, ** = p < .01, * = p < .05