Table 2.
Relative risks with 95% confidence intervals for the associations between the results of the chair-stand test and incidence of type 2 diabetes: the Survey of Health, Ageing and Retirement in Europe (SHARE)
| Chair-stand test | N | n (%)c | Person years | Incidence rates per 1000 person years | Relative risks (95% CI) | ||
|---|---|---|---|---|---|---|---|
| Model 1 | Model 2 | Model 3 | |||||
| Not safea | 6587 | 725 (11.0%) | 32,480 | 22.3 | 2.18 (1.95–2.43) | 2.11 (1.88–2.36) | 1.32 (1.17–1.48) |
| Q1 (≥ 12.01 seconds in men, ≥ 13.5 seconds in women)b | 9893 | 857 (8.7%) | 51,310 | 16.7 | 1.71 (1.54–1.91) | 1.65 (1.48–1.85) | 1.23 (1.10–1.37) |
| Q2 (≥ 10.0, < 12.01 seconds in men; ≥ 10.54, < 13.5 seconds in women)b | 10,161 | 739 (7.3%) | 51,953 | 14.2 | 1.44 (1.29–1.61) | 1.40 (1.25–1.57) | 1.19 (1.06–1.33) |
| Q3 (≥ 8.0, < 10.0 seconds in men; ≥ 8.24, < 10.54 seconds in women)b | 9806 | 595 (6.1%) | 53,648 | 11.1 | 1.20 (1.07–1.35) | 1.19 (1.06–1.33) | 1.08 (0.96–1.21) |
| Q4 (reference) (< 8.0 seconds in men, < 8.24 seconds in women)b | 9672 | 489 (5.1%) | 54,256 | 9.0 | 1 | 1 | 1 |
Model 1: crude
Model 2: adjusted for age and sex
Model 3: adjusted for age, sex, BMI, physical activity, number of chronic diseases, education, country
CI Confidence interval, Q1, Q2, Q3, Q4 Time needed for the CST-5 in seconds in the highest (Q1), second highest (Q2), second lowest (Q3), or lowest quartile (Q4)
aParticipants considered the test as not safe and did not perform the test
bTime in seconds refers to the time needed for 5 sits and stands in the chair-stand test
cCases of incident diabetes