Table 6 Adjusted* regression coefficients (unstandardised B) and 95% confidence intervals of days of sick leave by frequency and duration of vigorous physical activity.
| Vigorous physical activity | OBiN | POLS | SMASH† | |||
|---|---|---|---|---|---|---|
| Frequency | ||||||
| 0 times/week | Reference | Reference | Reference | |||
| Once a week | −0.14 (−0.87 to 0.59) | −0.30 (−0.84 to 0.23) | −8.99 (−12.39 to −5.58)‡ | |||
| Twice a week | −0.36 (−1.14 to 0.42) | −0.25 (−0.89 to 0.39) | −10.18 (−13.61 to −6.75)‡ | |||
| 3 times/week | −0.81 (−1.68 to 0.06) | −0.68 (−1.47 to 0.11) | −8.22 (−12.30 to −4.14)‡ | |||
| ⩾4 times/week | −0.80 (−1.61 to 0.00) | 0.01 (−0.62 to 0.63) | ||||
| Duration | ||||||
| 0–19 min/day | Reference | Reference | ||||
| 20–29 min/day | 0.24 (−1.55 to 2.02) | 0.02 (−0.76 to 0.80) | (No data available) | |||
| 30–59 min/day | −0.19 (−1.18 to 0.81) | −0.41 (−1.04 to 0.21) | ||||
| 60–89 min/day | 0.63 (−0.45 to 1.72) | −0.36 (−1.37 to 0.65) | ||||
| ⩾90 min/day | −0.55 (−1.31 to 0.22) | 1.00 (−0.04 to 2.03) |
*Analyses were adjusted for age, sex, education level, body mass index, smoking status, and physical (in)activity during work.
†Categories of frequency vigorous physical activity in SMASH: none or less than once a month; (reference), 1–3 times a month, 1–2 times a week, ⩾3 times a week.
‡p<0.01.
OBiN, Ongevallen en Bewegen in Nederland (Injuries and Physical Activity in the Netherlands); POLS, Permanent Onderzoek LeefSituatie (Permanent Study Living Conditions); SMASH, Study on Musculoskeletal disorders, Absenteeism, Stress and Health.