Table 2. Estimated Odds Ratios (ORs) And 95% Confidence Intervals (CIs) for Associations between Health Factors and Fatigability in Basic Indoor Mobility among Independently Living Nonagenarians (N=807).
| Model 1a | Model 2b | Model 3b | Model 4b | Model 5b | Model 6b | Model 7b | Final modelb | |
|---|---|---|---|---|---|---|---|---|
| Variables | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) |
| Anthropometry | ||||||||
| Body Mass Indexc: | ||||||||
| Low (Ref.) | 1 | - | - | - | - | - | - | - |
| Middle | 1.34 (0.88-2.03) | - | - | - | - | - | - | - |
| High | 1.31 (0.87-1.98) | - | - | - | - | - | - | - |
| Pathology | ||||||||
| Musculoskeletal disease | 1.88 (1.35-2.64) | 1.65 (1.17-2.34) | 1.34 (0.93-1.92) | - | - | - | - | - |
| Cardiovascular disease | 2.28 (1.62-3.21) | 1.93 (1.36-2.75) | 1.88 (1.31-2.69) | 1.50 (1.02-2.20) | 1.58 (1.08-2.32) | 1.62 (1.10-2.41) | 1.55 (1.03-2.32) | 1.55 (1.04-2.32) |
| Lung disease | 2.05 (1.36-3.10) | 1.65 (1.07-2.53) | 1.64 (1.06-2.55) | 1.45 (0.92-2.27) | - | - | - | - |
| Eye disease | 1.79 (1.23-2.59) | 1.63 (1.12-2.38) | 1.53 (1.04-2.24) | 1.43 (0.97-2.11) | 1.49 (1.01-2.19) | 1.51 (1.01-2.24) | 1.43 (0.96-2.16) | - |
| Musculoskeletal pain | 2.76 (1.93-3.94) | 2.32 (1.59-3.34) | 2.31 (1.59-3.34) | 2.21 (1.53-3.21) | 1.94 (1.33-2.85) | 1.80 (1.22-2.66) | 1.83 (1.24-2.69) | |
| Number of medications | 1.26 (1.17-1.35) | 1.16 (1.07-1.26) | 1.17 (1.08-1.26) | 1.12 (1.03-1.21) | 1.10 (1.01-1.19) | 1.10 (1.01-1.19) | ||
| Impairment | ||||||||
| Grip strengthd | 0.77 (0.64-0.91) | 0.79 (0.67-0.96) | 0.92 (0.76-1.11) | - | - | |||
| Functional limitation | ||||||||
| Walking speede | 0.46 (0.37-0.56) | 0.53 (0.42-0.67) | 0.57 (0.46-0.72) | 0.57 (0.45-0.71) | ||||
| Psychological factors | ||||||||
| Cognitive functionf | 0.96 (0.93-0.99) | 0.98 (0.95-1.03) | - | |||||
| Depressive symptomsg | 1.13 (1.10-1.17) | 1.09 (1.05-1.12) | 1.09 (1.05-1.13) |
a
Gender and education adjusted bivariate associations
b
Gender and education adjusted multivariate associations
c
Gender specific Body Mass Index (kg/m2) tertiles: low – middle – high.
d
Gender specific z score for continuous weight adjusted variable
e
Gender specific z score for continuous variable
f
Mini-Mental State Examination score, range 0-30.
g
Modified Cambridge Mental Disorders of the Elderly Examination score, range 0-29.
OR = Odds Ratio
CI = Confidence Interval