Table 1.
Baseline characteristics and dietary factors of the participants according to physical activity (PA) (h/week) groups*
(Mean values and standard deviations; numbers and percentages)
| Inactive: PA = 0 h/week (n 77) | Insufficient: 0 < PA < 2·5 h/week (n 166) | Sufficient: PA ≥ 2·5 h/week (n 365) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Mean | sd | Mean | sd | Mean | sd | P | ||||
| PA (h/week) | 0 | 0 | 1·2 | 0·69 | 6·1 | 4·7 | 0·0001 | |||
| PA range (h/week) | 0–0 | 1·1–1·3 | 5–6 | 0·0001 | ||||||
| Age (years) | 67·7 | 1·9 | 68·0 | 1·8 | 67·7 | 1·8 | 0·415 | |||
| BMI (kg/m2) | 29·0 | 4·7 | 27·9 | 4·5 | 26·8 | 3·8 | 0·0001 | |||
| Time since menopause (years) | 19·4 | 7·4 | 18·6 | 5·2 | 18·4 | 5·4 | 0·364 | |||
| Income (euros/month) | 787 | 269 | 845 | 308 | 880 | 294 | 0·173 | |||
| Number of chronic diseases | 1·4 | 1·0 | 1·5 | 1·2 | 1·4 | 1·1 | 0·774 | |||
| Mobility status | 0·211 | |||||||||
| Normal | ||||||||||
| n | 40 | 136 | 324 | |||||||
| % | 80·0 | 88·9 | 96·1 | |||||||
| Restricted | ||||||||||
| n | 10 | 17 | 13 | |||||||
| % | 20·0 | 11·1 | 3·9 | |||||||
| Current smoker | 0·596 | |||||||||
| n | 2 | 10 | 14 | |||||||
| % | 3·8 | 6·5 | 4·2 | |||||||
| Current hormone therapy | 0·411 | |||||||||
| n | 8 | 35 | 80 | |||||||
| % | 15·1 | 22·6 | 23·3 | |||||||
| Dietary factors and food groups | ||||||||||
| Energy intake (kJ) | 5816 | 1494 | 6552 | 1498 | 6665 | 1556 | 0·001 | |||
| Alcohol (g/d) | 6·0 | 4·2 | 9·0 | 4·6 | 10·9 | 3·7 | 0·111 | |||
| Protein (g/d) | 59·7 | 17·9 | 68·1 | 16·8 | 69·2 | 18·3 | 0·001 | |||
| Protein (g/kg body weight) | 0·78 | 0·25 | 0·95 | 0·25 | 0·99 | 0·27 | <0·0001 | |||
| Carbohydrate (g/d) | 174·6 | 47·6 | 192·7 | 45·9 | 196·1 | 49·0 | 0·007 | |||
| Fat (g/d) | 47·2 | 16·4 | 56·4 | 18·7 | 17·9 | 0·96 | 0·019 | |||
*
ANOVA was used to calculate means and standard deviations, and χ2 tests for categorical variables to calculate n and percentages according to PA groups. P values are significant two-tailed.