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Table 1 Distribution of covariates and exposure according to gender

From: Working and hypertension: gaps in employment not associated with increased risk in 13 European countries, a retrospective cohort study

  Male Female Total
N (%) 4592 (46.0) 5393 (54.0) 9985
Age (SD) 66.1 (9.3) 64.8 (9.6) 65.4 (9.5)
Education (SD) 18.1 (5.7) 17.4 (5.4) 17.7 (5.6)
Mean follow up, yrs (SD) 30.8 (10.7) 29.2 (10.7) 30.0 (10.7)
Childhood SES (%) a 500 (10.9) 564 (10.5) 1064 (10.7)
1
2 248 (5.4) 280 (5.2) 528 (5.3)
3 3040 (66.2) 3623 (67.2) 6663 (66.7)
4 804 (17.5) 926 (17.2) 1730 (17.3)
Country (%)
Austria
90 (2.0) 142 (2.6) 232 (2.3)
Belgium 433 (9.4) 421 (7.8) 854 (8.6)
Czech Republic 315 (6.9) 469 (8.7) 784 (7.9)
Denmark 569 (12.4) 719 (13.3) 1288 (12.9)
France 456 (9.9) 568 (10.5) 1024 (10.3)
Germany 350 (7.6) 449 (8.3) 799 (8.0)
Greece 266 (5.8) 283 (5.3) 549 (5.5)
Italy 389 (8.5) 282 (5.2) 671 (6.7)
Netherlands 379 (8.3) 502 (9.3) 881 (8.8)
Poland 290 (6.3) 379 (7.0) 669 (6.7)
Spain 292 (6.4) 239 (4.4) 531 (5.3)
Switzerland 453 (9.9) 591 (11.0) 1044 (10.5)
Sweden 310 (6.8) 349 (6.5) 659 (6.6)
Count of episodes b N = 4573 N = 5371 N = 9944
0 3683 (80.5) 2080 (38.7) 5763 (58.0)
1 289 (6.3) 436 (8.1) 725 (7.3)
2 178 (3.9) 356 (6.6) 534 (5.4)
3 112 (2.5) 314 (5.9) 426 (4.3)
4 77 (1.7) 274 (5.1) 351 (3.5)
5 or more 234 (5.1) 1911 (35.6) 2145 (21.6)
Mean number of episodes (SD, max) 0.8 (2.4, 31) 4.5 (5.9, 36) 2.8 (5.0, 36)
Proportion of time not working, mean (SD, max) 0.03 (0.08, 0.96) 0.15 (0.21, 0.97) 0.1 (0.17, 0.97)
  1. aCategory 1 = ‘legislators, senior officials and managers’ and ‘professionals’ (ISCO-88 major groups 1 and 2); category 2=’technicians and associate professionals’ (ISCO-88 major group 3); category 3 = ‘clerks’, ‘service, shop or market sales worker’, ‘skilled agricultural or fishery worker’, ‘craft or related trades workers’, ‘plant/machine operator or assembler’ (ISCO-88 major groups 4, 5, 6, 7 and 8); and category 4=’elementary occupation’ (ISCO-88 major group 9). bThis total is less as 41 people diagnosed with hypertension at age 30 (the start of follow up). Given exposure is lagged by one visit, these subjects are not considered in this table.