Skip to main content
. 2014 May 13;348:g2911. doi: 10.1136/bmj.g2911

Table 4.

Numbers of cases and controls with various risk factors, stratified by age

Key risk factors of interest <50 years 50-59 years 60-69 years ≥70 years
Case (n=39 611) Control (n=143 469) Case (n=27 833) Control (n=105 157) Case (n=31 134) Control (n=121 108) Case (n=46 381) Control (n=179 602)
Rheumatoid arthritis 283 614 515 1282 867 2224 1446 3909
Systemic lupus erythematosus 122 146 99 181 73 207 93 284
Inflammatory bowel disease 473 1003 394 1080 424 1225 560 1810
Chronic obstructive pulmonary disease 99 304 614 1815 1850 5301 4252 12781
Asthma 3447 9931 1990 6303 2140 6851 2666 8780
Chronic kidney disease 403 862 613 1774 1544 5090 6164 21711
Depression 2692 7983 1474 4944 1079 3722 1585 5403
Diabetes 881 2383 1632 5283 3093 11253 5824 22401
Diabetes type:
Type 1 259 576 81 240 38 142 18 96
Type 2 422 1246 1431 4727 2922 10633 5584 21530
Unknown 200 561 120 316 133 478 222 775