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

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

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

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.
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.

ISSN: 1477-7525