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Table 3 Multiple regression coefficients for OPQOL score in the total sample (n = 239).

From: Dimensions and correlates of quality of life according to frailty status: a cross-sectional study on community-dwelling older adults referred to an outpatient geriatric service in Italy

Variables Unstandardized Coefficients
(95% CI)
Collinearity
Tolerance
Model 1   
BADL score 1.46 (0.09 - 2.82) 0.43
IADL score 0.94 (0.04 - 1.83) 0.39
MMSE score 0.24 (-0.18 to 0.65) 0.63
Depression -9.41 (-12.75 to -6.07) 0.90
Being frail (SOF criteria) -6.36 (-10.37 to -2.35) 0.71
CIRS m score -0.13 (-1.20 to 0.94) 0.65
Any fall in the past year -1.84 (-5.38 to 1.68) 0.95
Number of drugs taken -0.15 (-0.83 to 0.54) 0.65
Model 2   
Depression -8.05 (-11.36 to -4.74) 0.83
Dependence in BADLs   
   Transferring -6.14 (-11.61 to -0.68) 0.49
   Eating -6.64 (-13.51 to 0.23) 0.66
   Bathing -5.23 (-10.31 to -0.14) 0.36
   Dressing 2.86 (-2.61 to 8.33) 0.39
   Toileting 3.03 (-2.96 to 9.02) 0.48
   Continence -2,36 (-5.89 to 1.17) 0.73
Dependence in IADLs   
   Using the telephone -0.80 (-6.53 to 4.94) 0.60
   Shopping -1.19 (-6.18 to 3.81) 0.38
   Doing housework 5.17 (-1.02 to 11.35) 0.25
   Preparing meals -4.43 (-10.37 to 1.51) 0.26
   Doing laundry -0.96 (-7.45 to 5.52) 0.22
   Taking medications 3.35 (-1.32 to 8.03) 0.44
   Managing transportation -1.46 (-6.58 to 3.66) 0.35
   Money management -8.37 (-12.99 to -3.75) 0.46
Frailty (SOF criteria)   
   Weight loss -4.19 (-9.21 to 0.83) 0.90
   Rising from a chair 5 times -1.44 (-5.81 to 2.94) 0.50
   Reduced energy level -6.72 (-10.21 to -3.23) 0.76
  1. Notes: Bold values are significant at p < 0.05; Both models are adjusted for age; Model 1 adjusted R squared = 0.32; Model 2 adjusted R squared = 0.39.
  2. OPQOL = Older People's Quality of Life questionnaire; BADLs = Basic Activities of Daily Living; IADLs = Instrumental Activities of Daily Living; MMSE = Mini Mental State Examination; SOF = Study of Osteoporotic Fractures; CIRS m = Cumulative Illness Rating Scale morbidity.