Table III.
Incidence analysis: baseline characteristics
| Characteristic | GPP N = 212 (%) |
PV N = 5979 (%) |
P value |
|---|---|---|---|
| Women | 122 (57.5) | 2711 (45.3) | <.01 |
| Mean age (SD) | 52.3 (15.6) | 48.3 (17.3) | <.01 |
| Age categories (y) | <.01 | ||
| 18-25 | 7 (3.3) | 567 (9.5) | |
| 26-35 | 26 (12.3) | 984 (16.5) | |
| 36-45 | 33 (15.6) | 997 (16.7) | |
| 46-55 | 50 (23.6) | 1199 (20.1) | |
| 56-65 | 47 (22.2) | 1107 (18.5) | |
| 66-75 | 37 (17.5) | 704 (11.8) | |
| ≥75 | 12 (5.7) | 421 (7.0) | |
| Province/Territory | <.01 | ||
| Alberta | 58 (27.4) | 2505 (41.9) | |
| British Columbia | 15 (7.1) | 60 (1.0) | |
| Saskatchewan | ND | 119 (2.0) | |
| Manitoba | ND | 54 (0.9) | |
| Ontario | 117 (55.2) | 3092 (51.7) | |
| Nova Scotia, New Brunswick, Prince Edward Island, Newfoundland, and Territories | 15 (7.1) | 149 (2.5) | |
| Comorbidities | |||
| Hypertension | 42 (19.8) | 756 (12.6) | <.01 |
| Diabetes | 25 (11.8) | 514 (8.8) | <.01 |
| Cigarette smoking | 15 (7.1) | 258 (4.3) | .05 |
| Hyperlipidemia | 8 (3.8) | 147 (2.5) | .23 |
| Myocardial infarction | 5 (2.4) | 94 (1.6) | <.01 |
| Stroke | 5 (2.4) | 45 (0.8) | .37 |
| Obesity | 12 (5.7) | 145 (0.8) | .01 |
| Sleep apnea | ND | 79 (1.3) | <.01 |
| Depression | 12 (5.7) | 307 (5.1) | .48 |
| Anxiety | ND | 96 (1.67) | .73 |
| Thyroid disorders | 7 (3.3) | 120 (2.0) | .19 |
| Atopic dermatitis | ND | 68 (1.1) | .19 |
| Gout | 11 (5.2) | 119 (2.0) | <.01 |
| Psoriatic arthritis | ND | 36 (0.6) | .14 |
GPP, Generalized pustular psoriasis; ND, nondisclosable due to cell count less than 5; PV, psoriasis vulgaris; SD, standard deviation.