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. 2017 Jul 28;15:151. doi: 10.1186/s12955-017-0721-x

Table 1.

Patient and disease characteristics at first observation in PsoReg

Characteristic Summary statistics
PsoReg population (n = 4449) Analysis population (n = 2674)
EQ-5D
 n (missing) 4020 (429) 2674 (0)
 Mean (SD) 0.71 (0.26) 0.73 (0.26)
 Median (Q1; Q3) 0.73 (0.66; 0.85) 0.76 (0.69; 0.85)
 Min; Max −0.59; 1.00 −0.35; 1.00
PASI
 n (missing) 4061 (389) 2674 (0)
 Mean (SD) 8.32 (7.01) 7.97 (6.74)
 Median (Q1; Q3) 6.60 (3.20; 11.50) 6.30 (3.10; 10.00)
 Min; Max 0.00; 67.80 0.00; 67.80
Age
 n (missing) 4423 (26) 2674 (0)
 Mean (SD) 51.46 (15.14) 51.45 (14.77)
 Median (Q1; Q3) 52.49 (40.79; 63.07) 52.44 (40.89; 62.60)
 Min; Max 0.93; 91.73 9.43; 91.73
Gender
 n (missing) 4446 (3) 2674 (0)
 Female 1804 (41%) 1069 (40%)
 Male 2642 (59%) 1605 (60%)
BMI (kg/m2)
 n (missing) 4216 (233) 2674 (0)
 Mean (SD) 27.89 (6.22) 27.86 (5.29)
 Median (Q1; Q3) 27.10 (24.20; 30.70) 27.10 (24.20; 30.80)
 Min; Max 14.20; 189.10 14.20; 59.50
Smoking status
 n (missing) 4423 (26) 2674 (0)
 Smoker 1159 (26%) 725 (27%)
 Non-smoker 3264 (74%) 1949 (73%)
Psoriatic arthritis
 n (missing) 3938 (511) 2674 (0)
 No 2821 (72%) 1910 (71%)
 Yes 1117 (28%) 764 (29%)