Table 3

Comorbidities in patients with psoriatic arthritis versus without psoriatic arthritis group

Variable12-month follow-up period
Psoriasis without arthritis, n=28 240* (%)Psoriatic arthritis, n=631* (%)P value†
Arthritis1678 (5.9)560 (89)<0.001
Infection14 287 (51)251 (40)<0.001
Rheumatoid arthritis232 (0.8)147 (23)<0.001
Hypertension3984 (14)120 (19)<0.001
Coronary atherosclerotic heart disease2965 (10)86 (14)0.011
Dyslipidaemia2540 (9.0)83 (13)<0.001
Diabetes1747 (6.2)68 (11)<0.001
Chronic kidney disease1094 (3.9)46 (7.3)<0.001
Hyperuricaemia324 (1.1)29 (4.6)<0.001
Non-alcoholic fatty liver disease447 (1.6)23 (3.6)<0.001
Peripheral vascular disease569 (2.0)22 (3.5)0.01
Hyperthyroidism170 (0.6)8 (1.3)0.062
Thyroid disease990 (3.5)30 (4.8)0.093
Psychiatric diseases1885 (6.7)52 (8.2)0.12
Autoimmune thyroid disease40 (0.1)2 (0.3)0.2
Hypothyroidism351 (1.2)5 (0.8)0.3
AIDS18 (<0.1)1 (0.2)0.3
Thyroid cancer30 (0.1)1 (0.2)0.5
Malignancy428 (1.5)8 (1.3)0.6
Myocardial infarction152 (0.5)4 (0.6)0.6
Thyroiditis108 (0.4)3 (0.5)0.7
Cerebrovascular disease1649 (5.8)37 (5.9)>0.9
Lymphoma20 (<0.1)0 (0)>0.9
Inflammatory bowel diseases60 (0.2)1 (0.2)>0.9
Obesity36 (0.1)0 (0)>0.9
  • *n (%).

  • †Fisher’s exact test.; The χ2 test of independence.