Skip to main content
. Author manuscript; available in PMC: 2013 Aug 14.
Published in final edited form as: J Invest Dermatol. 2011 Oct 13;132(2):291–298. doi: 10.1038/jid.2011.319

Table 4.

Association of psoriasis diagnosis age with incidence of type 2 diabetes (NHS II)

Psoriasis diagnosis age Diabetes cases Person-years Age-adjusted RR (95% CI) Multivariate RR 1 (95% CI)
No psoriasis 3,835 1,470,709 1.00 1.00
Diagnosis age <40 y 18 2,503 3.09 (1.94–4.92) 1.81 (1.14–2.89)
Diagnosis age 40–49 y 24 2,318 2.41 (1.61–3.60) 1.31 (0.88–1.96)
Diagnosis age >=50 y 2 589 0.60 (0.15–2.40) 0.48 (0.12–1.94)

Abbreviations: CI, confidence interval; RR, relative risk.

1

Simultaneously adjusted for age, body mass index (<21.0, 21.0–22.9, 23.0–24.9, 25.0–26.9, 27.0–29.9, 30.0–32.9, 33.0–34.9, 35.0–39.9 or ≥40.0 kg/m2), smoking (never, past, current with 1–14, 15–24 or ≥25 cigarettes/day), alcohol intake (no, <4.9, 5.0–14.9 or ≥15.0 g/d), physical activity (<3.0, 3.0–8.9, 9.0–17.9, 18.0–26.9 or ≥27.0 metabolic equivalent hours/wk), race (Caucasian, Asian, Hispanic or African American), family history of diabetes (yes or no), hypertension (yes or no), hypercholesterolemia (yes or no), current aspirin use (yes or no), multi-vitamin use (yes or no), postmenopausal hormone use (premenopause, never, current or past users).