Table 3.
Baseline characteristics classified according to subsequent onset of frailty.
| Variables | 2011 → 2013 | 2011 → 2015 | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BADL disability Incidence rate (N = 92, %) |
p1 | IADL disability Incidence rate (N = 92, %) |
p2 | ADL disability Incidence rate (N = 92, %) |
p3 | BADL disability |Incidence rate (N = 60, %) |
p1 | IADL disability Incidence rate (N = 60, %) |
p2 | ADL disability Incidence rate (N = 60, %) |
p3 | |
| Age(years) | 0.008 | 0.005 | 0.007 | 0.033 | 0.030 | 0.032 | ||||||
| 45–54 | 1.54 | 1.53 | 1.55 | 1.92 | 1.89 | 1.93 | ||||||
| 55–64 | 2.72 | 2.69 | 2.73 | 2.88 | 2.84 | 2.89 | ||||||
| 65–74 | 3.00 | 2.96 | 3.01 | 3.69 | 3.63 | 3.69 | ||||||
| ≥75 | 1.09 | 1.08 | 1.09 | 1.12 | 1.10 | 1.12 | ||||||
| Sex | 0.911 | 0.886 | 0.898 | 0.199 | 0.221 | 0.206 | ||||||
| Male | 3.09 | 3.05 | 3.10 | 2.40 | 2.37 | 2.41 | ||||||
| Female | 5.27 | 5.21 | 5.28 | 7.21 | 7.10 | 7.22 | ||||||
| Educational level | 0.001 | 0.001 | 0.001 | 0.018 | 0.022 | 0.019 | ||||||
| Illiterate | 4.09 | 4.04 | 4.10 | 4.97 | 4.89 | 4.98 | ||||||
| Less than elementary school | 4.27 | 4.22 | 4.28 | 4.17 | 4.10 | 4.17 | ||||||
| High school | 0.00 | 0.00 | 0.00 | 0.16 | 0.16 | 0.16 | ||||||
| Above vocational school | 0.00 | 0.00 | 0.00 | 0.32 | 0.32 | 0.32 | ||||||
| Marital status | 0.175 | 0.158 | 0.179 | 0.372 | 0.343 | 0.375 | ||||||
| Single | 6.81 | 6.73 | 6.83 | 8.01 | 7.89 | 8.03 | ||||||
| Married | 1.54 | 1.53 | 1.55 | 1.60 | 1.58 | 1.61 | ||||||
| Current residence | 0.021 | 0.021 | 0.021 | 0.100 | 0.105 | 0.099 | ||||||
| Rural | 8.17 | 8.08 | 8.20 | 9.46 | 9.31 | 9.47 | ||||||
| Urban | 0.18 | 0.18 | 0.18 | 0.16 | 0.16 | 0.16 | ||||||
| Alcohol drinking | 0.137 | 0.148 | 0.142 | 0.146 | 0.157 | 0.149 | ||||||
| No | 6.90 | 6.82 | 6.92 | 8.01 | 7.89 | 8.03 | ||||||
| Less than once a month | 0.45 | 0.45 | 0.46 | 0.16 | 0.16 | 0.16 | ||||||
| More than once a month | 1.00 | 0.99 | 1.00 | 1.44 | 1.42 | 1.44 | ||||||
| Smoking status | 0.631 | 0.641 | 0.626 | 0.550 | 0.596 | 0.560 | ||||||
| No | 5.54 | 5.48 | 5.56 | 7.37 | 7.26 | 7.38 | ||||||
| Former smoke | 0.54 | 0.54 | 0.55 | 0.48 | 0.47 | 0.48 | ||||||
| Current smoke | 2.27 | 2.24 | 2.28 | 1.76 | 1.74 | 1.77 | ||||||
| Taking activities | 0.389 | 0.374 | 0.384 | 0.070 | 0.078 | 0.073 | ||||||
| No | 4.54 | 4.49 | 4.55 | 6.09 | 5.99 | 6.10 | ||||||
| Yes | 3.81 | 3.77 | 3.83 | 3.53 | 3.47 | 3.53 | ||||||
| Physical exercise | 0.190 | 0.202 | 0.188 | 0.452 | 0.469 | 0.454 | ||||||
| No physical exercise | 0.64 | 0.63 | 0.64 | 0.64 | 0.63 | 0.64 | ||||||
| Less than regular physical exercise | 4.45 | 4.40 | 4.46 | 4.97 | 4.89 | 4.98 | ||||||
| Regular physical exercise | 3.27 | 3.23 | 3.28 | 4.01 | 3.94 | 4.01 | ||||||
| Chronic diseases(counts) | 0.005 | 0.004 | 0.006 | 0.016 | 0.013 | 0.016 | ||||||
| 0 | 1.09 | 1.08 | 1.09 | 1.12 | 1.10 | 1.12 | ||||||
| 1–2 | 3.63 | 3.59 | 3.64 | 4.01 | 3.94 | 4.01 | ||||||
| 3–14 | 3.63 | 3.59 | 3.64 | 4.49 | 4.42 | 4.49 | ||||||
| BMI (kg/m2) | 0.018 | 0.013 | 0.016 | 0.114 | 0.109 | 0.102 | ||||||
| <18.5 | 1.36 | 1.35 | 1.37 | 1.28 | 1.26 | 1.28 | ||||||
| 18.5–24 | 3.36 | 3.32 | 3.37 | 4.81 | 4.73 | 4.82 | ||||||
| 24–28 | 2.63 | 2.60 | 2.64 | 2.08 | 2.05 | 2.09 | ||||||
| ≥28 | 1.00 | 0.99 | 1.00 | 1.44 | 1.42 | 1.44 | ||||||