Table 3.
List of studies providing incidence rates -by sex and age groups
| Study, country, and study period | Diagnostic method | Age of population | No with psoriasis | Incidence rate per 100 000 person years (95% CI) | ||
|---|---|---|---|---|---|---|
| Entire group | Female population | Male population | ||||
| Children | ||||||
| Tollefson et al (2010), US | ||||||
| 1970-99 | Dermatologist or physician | <18 | 357 | 40.8 (36.6 to 45.1)*† | 43.9 (37.6 to 50.2)*† | 37.9 (32.2 to 43.6)*† |
| 0-3 | 27 | 13.5* | 13.2* | 13.7* | ||
| 4-7 | 84 | 42.2* | 40.2* | 44.1* | ||
| 8-10 | 69 | 44.0* | 55.7* | 33.2* | ||
| 11-13 | 75 | 52.2* | 49.6* | 54.6* | ||
| 14-17 | 102 | 53.1* | 61.9* | 44.7* | ||
| Adults | ||||||
| Pezzolo et al (2019), Italy | ||||||
| 2003-04 | Self-reported diagnosis | ≥25 | — | 302 (232 to 392)* | 380 (270 to 535)* | 296 (197 to 443)* |
| <35 | — | 186 (95 to 365)* | 236 (101 to 554)* | 137 (45 to 412)* | ||
| 35-44 | — | 342 (193 to 605)* | 251 (98 to 642)* | 433 (211 to 889)* | ||
| 45-54 | — | 219 (110 to 435)* | 339 (156 to 739)* | 96 (22 to 419)* | ||
| 55-64 | — | 385 (223 to 665)* | 492 (252 to 961)* | 269 (105 to 690)* | ||
| 65-74 | — | 420 (253 to 697)* | 395 (199 to 782)* | 456 (214 to 969)* | ||
| ≥74 | — | — | — | — | ||
| Khalid et al (2013), UK | ||||||
| 2007-09 | Physician | ≥18 | 10 832 | 280.0 (280.0 to 290.0)*† | — | — |
| 18-29 | — | 350.0 (320.0 to 380.0)* | 250.0 (230.0 to 280.0)* | |||
| 30-39 | — | 320.0 (280.0 to 350.0)* | 290.0 (260.0 to 320.0)* | |||
| 40-49 | — | 220.0 (200.0 to 240.0)* | 220.0 (200.0 to 250.0)* | |||
| 50-59 | — | 310.0 (280.0 to 340.0)* | 320.0 (300.0 to 360.0)* | |||
| 60-69 | — | 310.0 (280.0 to 350.0)* | 370.0 (330.0 to 400.0)* | |||
| 70-79 | — | 290.0 (250.0 to 320.0)* | 290.0 (250.0 to 330.0)* | |||
| ≥80 | — | 160.0 (130.0 to 190.0)* | 180.0 (140.0 to 230.0)* | |||
| Tillett et al (2017), UK | ||||||
| 1998-2014 | Physician | ≥18 | 88 858 | 183.0 (182.0 to 184.0)* | 186.0 (184.0 to 188.0)* | 179.0 (178.0 to 181.0)* |
| 18-29 | 14 292 | 174.0 (171.0 to 177.0)* | 193.0 (188.0 to 197.0)* | 157.0 (154.0 to 161.0)* | ||
| 30-39 | 15 169 | 176.0 (173.0 to 179.0)* | 182.0 (178.0 to 186.0)* | 170.0 (166.0 to 173.0)* | ||
| 40-49 | 15 423 | 164.0 (162.0 to 167.0)* | 158.0 (155.0 to 162.0)* | 170.0 (166.0 to 174.0)* | ||
| 50-59 | 16 218 | 195.0 (192.0 to 198.0)* | 200.0 (196.0 to 204.0)* | 190.0 (186.0 to 194.0)* | ||
| 60-69 | 14 536 | 216.0 (213.0 to 220.0)* | 217.0 (212.0 to 222.0)* | 216.0 (211.0 to 221.0)* | ||
| 70-79 | 9364 | 196.0 (192.0 to 204.0)* | 196.0 (191.0 to 201.0)* | 197.0 (191.0 to 203.0)* | ||
| 80-89 | 3856 | 149.0 (145.0 to 154.0)* | 145.0 (139.0 to 151.0)* | 157.0 (150.0 to 165.0)* | ||
| Icen et al (2009), US | ||||||
| 1970-2000 | Dermatologist or physician | ≥18 | 1633 | 78.9 (75.0 to 82.9)*†‡ | 73.2 (68.0 to 78.4)*†‡ | 85.5 (79.5 to 91.6)*†‡ |
| 18-29 | 444 | 77.4* | 75.6* | 79.4* | ||
| 30-39 | 391 | 81.1* | 69.2* | 93.3* | ||
| 40-49 | 260 | 71.3* | 69.0* | 73.6* | ||
| 50-59 | 230 | 88.0* | 90.7* | 85.2* | ||
| 60-69 | 174 | 94.2* | 76.2* | 115.3* | ||
| 70-79 | 94 | 73.8* | 71.2* | 77.9* | ||
| ≥80 | 40 | 51.4* | 39.8* | 80.0* | ||
| All ages | ||||||
| Schonmann et al (2019), Israel | ||||||
| 2015 | Dermatologist | <1 | — | 23.0* | — | — |
| 1-4 | — | 58.0* | — | — | ||
| 5-14 | — | 117.0* | — | — | ||
| 15-24 | — | 186.0* | — | — | ||
| 25-34 | — | 315.0* | — | — | ||
| 35-44 | — | 299.0* | — | — | ||
| 45-54 | — | 302.0* | — | — | ||
| 55-64 | — | 347.0* | — | — | ||
| 65-74 | — | 350.0* | — | — | ||
| 75-84 | — | 288.0* | — | — | ||
| ≥85 | — | 173.0* | — | — | ||
| Znamenskaya et al (2012), Russia | ||||||
| 2009 | Physician | 0-18+ | 99 988 | 70.5* | — | — |
| 0-14 | 6069 | 28.8* | — | — | ||
| 15-17 | 5864 | 118.2* | — | — | ||
| ≥18 | 88 055 | 76.0* | — | — | ||
| 2010 | 0-18+ | 99 348 | 69.8* | — | — | |
| 0-14 | 6045 | 28.2* | — | — | ||
| 15-17 | 5873 | 128.2* | — | — | ||
| ≥18 | 87 430 | 75.4* | — | — | ||
| 2011 | 0-18+ | 99 436 | 69.6* | — | — | |
| 0-14 | 6104 | 28.0* | — | — | ||
| 15-17 | 5681 | 126.7* | — | — | ||
| ≥18 | 87 651 | 75.2* | — | — | ||
| Kubanova et al (2017), Russia | ||||||
| 2010 | Physician | 0-18+ | — | 69.8* | — | — |
| 0-14 | — | 27.9* | — | — | ||
| 15-17 | — | 127.2* | — | — | ||
| ≥18 | — | 75.4* | — | — | ||
| 2011 | 0-18+ | — | 69.6* | — | — | |
| 0-14 | — | 28.0* | — | — | ||
| 15-17 | — | 126.7* | — | — | ||
| ≥18 | — | 75.2* | — | — | ||
| 2012 | 0-18+ | — | 68.4* | — | — | |
| 0-14 | — | 27.8* | — | — | ||
| 15-17 | — | 118.8* | — | — | ||
| ≥18 | — | 74.2* | — | — | ||
| 2013 | 0-18+ | — | 65.9* | — | — | |
| 0-14 | — | 27.3* | — | — | ||
| 15-17 | — | 115.6* | — | — | ||
| ≥18 | — | 71.7* | — | — | ||
| 2014 | 0-18+ | — | 64.7* | — | — | |
| 0-14 | — | 25.1* | — | — | ||
| 15-17 | — | 108.4* | — | — | ||
| ≥18 | — | 72.4* | — | — | ||
| 2015 | 0-18+ | — | 62.8* | — | — | |
| 0-14 | — | 24.0* | — | — | ||
| 15-17 | — | 99.3* | — | — | ||
| ≥18 | — | 69.6* | — | — | ||
| 2016 | 0-18+ | — | 65.0* | — | — | |
| 0-14 | — | 24.3* | — | — | ||
| 15-17 | — | 95.6* | — | — | ||
| ≥18 | — | 72.6* | — | — | ||
| Huerta et al (2007), UK | ||||||
| 1996-97 | Physician | 0-80+ | 3994 | 140.0* | — | — |
| 0-19 | 116.0* | 121.0* | 110.0* | |||
| 20-29 | 134.0* | 155.0* | 111.0* | |||
| 30-39 | 155.0* | 131.0* | 174.0* | |||
| 40-49 | 116.0* | 105.0* | 128.0* | |||
| 50-59 | 167.0* | 172.0* | 161.0* | |||
| 60-69 | 164.0* | 144.0* | 186.0* | |||
| 70-79 | 163.0* | 118.0* | 224.0* | |||
| ≥80 | 100.0* | 82.0* | 173.0* | |||
| Bell et al (1991), US | ||||||
| 1980-83 | Dermatologist or physician | 0-70+ | 132 | 59.9 (49.5 to 70.3)*† | 63.6 (48.9 to 78.3)*† | 58.4 (42.8 to 74.1)*† |
| <20 | 21 | 30.9* | 47.1* | 14.8* | ||
| 20-29 | 25 | 49.1* | 41.3* | 59.5* | ||
| 30-39 | 25 | 71.7* | 61.2* | 82.9* | ||
| 40-49 | 12 | 51.4* | 58.6* | 43.8* | ||
| 50-59 | 18 | 94.6* | 109.1* | 78.3* | ||
| 60-69 | 17 | 112.6* | 126.5* | 93.8* | ||
| ≥70 | 14 | 77.4* | 54.9* | 130.6* | ||
*
Values reported from the study.
†
Age or sex adjusted.