From: Daily step count and all-cause mortality in a sample of Japanese elderly people: a cohort study
Participants | Hazard ratio | 95%CI | |
---|---|---|---|
Sexa | |||
Female | 191 | 1.00 (reference) | |
Male | 228 | 2.60 | 1.12–6.07 |
Body mass indexb | |||
First quartile 15.1–20.5 kg·m−2 | 108 | 1.00 (reference) | |
Second quartile 20.6–22.4 kg·m− 2 | 105 | 0.60 | 0.31–1.16 |
Third quartile 22.5–24.6 kg·m−2 | 104 | 0.78 | 0.41–1.51 |
Fourth quartile 24.7–31.8 kg·m−2 | 102 | 1.04 | 0.57–1.88 |
Percentage of Body fatb | |||
First quartile 7.7–18.9% | 107 | 1.00 (reference) | |
Second quartile 19.0–23.2% | 106 | 0.91 | 0.50–1.66 |
Third quartile 23.3–28.6% | 102 | 1.16 | 0.62–2.17 |
Fourth quartile 28.7–49.7% | 104 | 0.90 | 0.38–2.13 |
Cigarette smokingc | |||
Never smoker | 197 | 1.00 (reference) | |
Past smoker | 145 | 1.65 | 0.73–3.76 |
Current smoker | 77 | 2.12 | 0.90–4.98 |
Alcohol intaked | |||
Never drinker | 220 | 1.00 (reference) | |
1–2 times/week | 38 | 1.03 | 0.47–2.28 |
3–5 times/week | 41 | 1.23 | 0.63–2.41 |
6–7 times/week | 120 | 0.55 | 0.30–0.99 |
Medication usee | |||
No | 157 | 1.00 (reference) | |
Yes | 262 | 1.60 | 0.96–2.68 |