Table 2 Baseline characteristics according to trajectories of physical activity frequency in women
Total women (n = 484,184) | Low (n = 361,492; 74.66%) | Moderate (n = 70,560; 14.57%) | High-to-low (n = 17,757; 3.67%) | Low-to-high (n = 18,582; 3.84%) | High (n = 15,793; 3.26%) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
n | % | n | % | n | % | n | % | n | % | n | % | |
Age, mean (SD) | 49.91 (8.40) | 49.66 (8.46) | 49.26 (7.56) | 53.07 (9.09) | 52.27 (8.37) | 52.16 (8.33) | ||||||
Income group (Quartile) | ||||||||||||
Missing | 3497 | 0.72 | 2452 | 0.68 | 616 | 0.87 | 136 | 0.77 | 155 | 0.83 | 138 | 0.87 |
Q1 | 117,370 | 24.24 | 93,806 | 25.95 | 12,356 | 17.51 | 4108 | 23.13 | 4712 | 25.36 | 2388 | 15.12 |
Q2 | 89,622 | 18.51 | 70,641 | 19.54 | 9772 | 13.85 | 3336 | 18.79 | 3512 | 18.90 | 2361 | 14.95 |
Q3 | 93,175 | 19.24 | 69,464 | 19.22 | 12,766 | 18.09 | 3909 | 22.01 | 3869 | 20.82 | 3167 | 20.05 |
Q4 | 180,520 | 37.28 | 125,129 | 34.61 | 35,050 | 49.67 | 6268 | 35.30 | 6334 | 34.09 | 7739 | 49.00 |
Frequency of alcohol drinking | ||||||||||||
Missing | 4700 | 0.97 | 3234 | 0.89 | 843 | 1.19 | 187 | 1.05 | 219 | 1.18 | 217 | 1.37 |
Rarely drinking | 387,548 | 80.04 | 290,200 | 80.28 | 55,418 | 78.54 | 14,163 | 79.76 | 15,359 | 82.66 | 12,408 | 78.57 |
2–3 times/ month | 59,371 | 12.26 | 44,201 | 12.23 | 9416 | 13.34 | 1986 | 11.18 | 1835 | 9.88 | 1933 | 12.24 |
1–2 times/week | 25,814 | 5.33 | 18,980 | 5.25 | 3929 | 5.57 | 1055 | 5.94 | 902 | 4.85 | 948 | 6.00 |
3–4 times/week | 3942 | 0.81 | 2890 | 0.80 | 552 | 0.78 | 184 | 1.04 | 147 | 0.79 | 169 | 1.07 |
Almost everyday | 2809 | 0.58 | 1987 | 0.55 | 402 | 0.57 | 182 | 1.02 | 120 | 0.65 | 118 | 0.75 |
Smoking status | ||||||||||||
Missing | 8652 | 1.79 | 6086 | 1.68 | 1521 | 2.16 | 303 | 1.71 | 370 | 1.99 | 372 | 2.36 |
Never smoker | 464,317 | 95.90 | 346,912 | 95.97 | 67,537 | 95.72 | 17,058 | 96.06 | 17,761 | 95.58 | 15,049 | 95.29 |
Former smoker | 4439 | 0.92 | 3365 | 0.93 | 679 | 0.96 | 102 | 0.57 | 165 | 0.89 | 128 | 0.81 |
Current smoker | 6776 | 1.40 | 5129 | 1.42 | 823 | 1.17 | 294 | 1.66 | 286 | 1.54 | 244 | 1.54 |
BMI group | ||||||||||||
Missing | 318 | 0.07 | 254 | 0.07 | 43 | 0.06 | 9 | 0.05 | 8 | 0.04 | 4 | 0.03 |
Underweight | 10,910 | 2.25 | 9123 | 2.52 | 1076 | 1.52 | 259 | 1.46 | 272 | 1.46 | 180 | 1.14 |
Normal | 202,280 | 41.78 | 155,071 | 42.90 | 28,897 | 40.95 | 6265 | 35.28 | 6294 | 33.87 | 5753 | 36.43 |
Overweight | 125,801 | 25.98 | 91,923 | 25.43 | 19,442 | 27.55 | 4852 | 27.32 | 5056 | 27.21 | 4528 | 28.67 |
Obesity | 144,875 | 29.92 | 105,121 | 29.08 | 21,102 | 29.91 | 6372 | 35.88 | 6952 | 37.41 | 5328 | 33.74 |
Charlson Comorbidity Index | ||||||||||||
0 | 478,216 | 98.77 | 357,178 | 98.81 | 69,696 | 98.78 | 17,475 | 98.41 | 18,282 | 98.39 | 15,585 | 98.68 |
≥ 1 | 5968 | 1.23 | 4314 | 1.19 | 864 | 1.22 | 282 | 1.59 | 300 | 1.61 | 208 | 1.32 |