Korean Journal of Clinical Geriatrics

Indexed in /covered by CAS, KoreaScience & DOI/Crossref:eISSN 2383-5699   pISSN 1229-6538

Table. 1.

Table. 1.

Demographic characteristics of patient and control groups for each inflammatory arthritis

Ankylosing spondylitis Seropositive rheumatoid arthritis Psoriatic arthritis and enteropathic spondyloarthropathy
Patients (n=35,686) Control (n=178,430) P-value Patients (n=102,366) Control (n=511,830) P-value Patients (n=4,062) Control (n=20,310) P-value
Sex Men 25,874 (72.5) 129,370 (72.5) 1.000 24,253 (23.7) 121,265 (23.7) 1.000 2,255 (55.5) 11,275 (55.5) 1.000
Age Younger than 50 22,586 (63.3) 112,930 (63.3) 1.000 20,329 (19.9) 101,645 (19.9) 1.000 1,702 (41.9) 8,510 (41.9) 1.000
50-59 5,918 (16.6) 29,590 (16.6) 24,074 (23.5) 120,370 (23.5) 962 (23.7) 4,810 (23.7)
60-69 3,834 (10.7) 19,170 (10.7) 27,796 (27.2) 138,980 (27.2) 739 (18.2) 3,695 (18.2)
70 or older 3,348 (9.4) 16,740 (9.4) 30,167 (29.5) 150,835 (29.5) 629 (16.2) 3,295 (16.2)
Subscription of health insurance Employment based subscribers 23,489 (65.8) 121,206 (67.9) <.001 63,530 (62.1) 326,995 (63.9) <.001 2,304 (56.7) 13,163 (64.8) <.001
Self-employed subscriber 9,390 (26.3) 53,029 (29.7) 31,769 (31.0) 164,878 (32.2) 1,146 (28.2) 6,576 (32.4)
Medical aid recipients 2,807 (7.9) 4,195 (2.4) 7,067 (6.9) 19,957 (3.9) 612 (15.1) 571 (2.8)
Income level Quintile 5 7,594 (21.3) 30,538 (17.1) <.001 23,053 (22.5) 103,779 (20.3) <.001 1,146 (28.2) 3,655 (18.0) <.001
Quintile 4 5,086 (14.3) 27,923 (15.6) 14,228 (13.9) 75,218 (14.7) 522 (12.9) 3,072 (15.0)
Quintile 3 6,336 (17.8) 35,449 (19.9) 16,792) (16.4) 85,707 (16.7) 620 (15.3) 3,682 (18.1)
Quintile 2 7,302 (20.5) 40,188 (22.5) 20,950 (20.5) 105,766 (20.7) 778 (19.2) 4,461 (22.0)
Quintile 1 9,368 (26.3) 44,332 (24.8) 27,343 (26.7) 141,360 (27.6) 979 (24.1) 5,440 (26.8)
Hypertension 6,363 (17.8) 26,618 (14.9) <.001 32,948 (32.3) 160,224 (31.3) <.001 1,220 (30.0) 4,470 (22.0) <.001
Diabetes mellitus 2,354 (6.6) 10,363 (5.8) <.001 11,462 (11.2) 56,937 (11.1) 0.499 506 (12.5) 1,686 (8.3) <.001
Dyslipidemia 4,216 (11.8) 19,215 (10.8) <.001 22,374 (21.9) 113,367 (22.1) 0.040 926 (22.8) 3,290 (16.2) <.001
Atrial fibrillation 640 (1.8) 2,080 (1.2) <.001 2,936 (2.9) 12,324 (2.4) <.001 90 (2.2) 378 (1.9) 0.133
Use of biologic agents 10,238 (28.7) 182 (0.1) <.001 9,549 (9.3) 481 (0.1) <.001 1,541 (37.9) 16 (0.1) <.001
Use of TNF inhibitor 10,198 (28.6) 74 (0.0) <.001 6,468 (6.3) 78 (0.0) <.001 609 (15.0) 4 (0.0) <.001
Use of the other biologic agents than TNF inhibitor 339 (0.9) 114 (0.1) <.001 4,898 (4.8) 411 (0.1) <.001 1,086 (26.7) 12 (0.1) <.001
Occurrence of stroke 113 (0.4) 675 (0.4) 0.875 755 (0.7) 3,723 (0.7) 0.727 21 (0.5) 108 (0.5) 0.906

Values are numbers (%).

Korean J Clin Geri 2022;23:96-114 https://doi.org/10.15656/kjcg.2022.23.2.96
© 2022 Korean J Clin Geri