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Table 1 | Descriptive characteristics by physical activity category measured at baseline 1993–1997

From: Usual physical activity and subsequent hospital usage over 20 years in a general population: the EPIC-Norfolk cohort

 TotalInactive
(n = 7559 30.2%)
Moderately inactive
(n = 7187 28.7%)
Moderately active
(n = 5688 22.7%)
Active
(n = 4580 18.3%)
Body mass index, kg/m2
 Mean ± SD26.4 ± 3.927.0 ± 4.226.3 ± 3.926.0 ± 3.725.9 ± 3.5
Age, years
 Mean ± SD59.0 ± 9.362.5 ± 9.158.8 ± 9.257.1 ± 8.756.1 ± 8.4
Cigarette smoking (n (%))
 Current2904 (11.7)984 (13.2)770 (10.8)662 (11.7)488 (10.7)
 Former10,423 (42.0)3326 (44.6)2818 (39.5)2312 (40.9)1967 (43.2)
 Never11,469 (46.3)3151 (42.2)3540 (49.7)2678 (47.4)2100 (46.1)
Social class dichotomised (n (%))
 Non-manual14,717 (60.1)4394 (60.2)4791 (67.8)3261 (58.3)2271 (50.4)
 Manual9752 (39.9)2900 (39.8)2278 (32.2)2337 (41.7)2237 (49.6)
Level of education (n (%))
 Higher level15,866 (63.5)4252 (56.4)4757 (66.2)3823 (67.2)3034 (66.2)
 Lower level9130 (36.5)3289 (43.6)2430 (33.8)1865 (32.8)1546 (33.8)
Prevalent disease (n (%))
 No reported chronic disease22,721 (91.0)6606 (87.7)6573 (91.5)5246 (92.3)4296 (93.9)
 Self-report chronic disease2254 (9.0)927 (12.3)608 (8.5)439 (7.7)280 (6.1)
Hospital activity 1999–2019
 No admissions2483 (9.9)625 (8.3)726 (10.1)613 (10.8)519 (11.3)
 One or more admissions22,497 (90.1)6915 (91.7)6453 (89.9)5072 (89.2)4057 (88.7)
Time in hospital 1999–2019
 Mean ± SD34.0 ± 63.742.4 ± 68.232.9 ± 64.129.9 ± 66.426.8 ± 48.8
 Median (IQR)14.0 (3.0–41.0)21.0 (6.0–56.0)13.0 (3.0–39.0)11.0 (3.0–33.0)10.0 (2.8–30.0)
Number of admissions 1999–2019
 Mean ± SD7.8 ± 26.58.4 ± 29.07.6 ± 24.57.8 ± 32.26.9 ± 14.8
 Median (IQR)4.0 (2.0–9.0)5.0 (2.0–9.0)4.0 (2.0–8.0)4.0 (2.0–8.0)4.0 (2.0–8.0)
Survival to the end of follow-up (n (%))
 Alive after March 201915,919 (63.6)3732 (49.4)4746 (66.0)4047 (71.1)3394 (74.1)
 Died prior to March 20199095 (36.4)3827 (50.6)2441 (34.0)1641 (28.9)1186 (25.9)