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Table 1 Baseline characteristics comparisons according to CRP levels

From: The role of C-reactive protein and genetic predisposition in the risk of psoriasis: results from a national prospective cohort

Variables

Total

(N = 420040)

Low

(N = 273012)

High

(N = 147028)

P Value

Age

56.5 ± 8.1

56.1 ± 8.1

57.5 ± 7.9

< 0.0001

Female

228,649 (54.4)

144,038 (52.8)

84,611 (57.5)

< 0.0001

White

399,546 (95.1)

260,022 (95.2)

139,524 (94.9)

< 0.0001

Smoking

   

< 0.0001

 Never

230,775 (54.9)

157,001 (57.5)

73,774 (50.2)

 

 Previous

145,720 (34.7)

92,232 (33.8)

53,488 (36.4)

 

 Current

43,545 (10.4)

23,779 (8.7)

19,766 (13.4)

 

Drinking

   

< 0.0001

 Never

18,043 (4.3)

10,281 (3.8)

7762 (5.3)

 

 Previous

14,739 (3.5)

8345 (3.1)

6394 (4.3)

 

 Current

387,258 (92.2)

254,386 (93.2)

132,872 (90.4)

 

Body mass index

   

< 0.0001

 <25

139,899 (33.3)

114,151 (41.8)

25,748 (17.5)

 

 >=25 & <30

179,025 (42.6)

118,695 (43.5)

60,330 (41.0)

 

 >=30

101,116 (24.1)

40,166 (14.7)

60,950 (41.5)

 

Income

   

< 0.0001

 <18,000

81,141 (19.3)

45,698 (16.7)

35,443 (24.1)

 

 18,000–30,999

91,979 (21.9)

58,573 (21.5)

33,406 (22.7)

 

 31,000–51,999

94,443 (22.5)

64,524 (23.6)

29,919 (20.3)

 

 52,000-100,000

73,991 (17.6)

53,325 (19.5)

20,666 (14.1)

 

 >100,000

19,664 (4.7)

15,046 (5.5)

4618 (3.1)

 

 Unknown

58,822 (14.0)

35,846 (13.1)

22,976 (15.6)

 

Diabetes mellitus

   

< 0.0001

 No

395,322 (94.1)

260,541 (95.4)

134,781 (91.7)

 

 Yes

24,718 (5.9)

12,471 (4.6)

12,247 (8.3)

 

Dyslipidemia

   

< 0.0001

 No

217,461 (51.8)

145,917 (53.4)

71,544 (48.7)

 

 Yes

202,579 (48.2)

127,095 (46.6)

75,484 (51.3)

 

Hypertension

   

< 0.0001

 No

187,608 (44.7)

135,067 (49.5)

52,541 (35.7)

 

 Yes

232,432 (55.3)

137,945 (50.5)

94,487 (64.3)

 

Polygenic risk score

   

< 0.0001

 Low

139,876 (33.3)

91,914 (33.7)

47,962 (32.6)

 

 Intermediate

139,870 (33.3)

90,626 (33.2)

49,244 (33.5)

 

 High

140,294 (33.4)

90,472 (33.1)

49,822 (33.9)

 
  1. CRP, C-reactive protein