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Table 1 Demographic information and characteristics of systemic lupus erythematosus (SLE) patients with and without pulmonary arterial hypertension (PAH)

From: Incidence and survival impact of pulmonary arterial hypertension among patients with systemic lupus erythematosus: a nationwide cohort study

Characteristic

SLE with PAH (n = 336)

SLE without PAH (n = 15,447)

P value

Gender

  

0.01

 Female

309 (91.9)

13,474 (87.2)

 

 Male

27 (8.04)

1973 (12.77)

 

Age at diagnosis of SLE, years

36.81 ± 16.76

37.08 ± 16.99

0.77

Age groups at diagnosis of SLE, years

  

0.45

 < 45

246 (73.21)

10,842 (70.19)

 

 45–64

65 (19.35)

3409 (22.07)

 

 ≥ 65

25 (7.44)

1196 (7.74)

 

Age at diagnosis of PAH, years

40.47 ± 16.60

 

Interval between SLE and PAH, years

3.66 ± 3.26

 

Mean follow-up duration, years (min-max)

7.4 (0.1–13.9)

6.5 (0.1–13.9)

< 0.001

Comorbidity

 Diabetes mellitus

15 (4.46)

774 (5.01)

0.64

 Hypertension

72 (21.43)

2456 (15.90)

0.006

 Dyslipidemia

21 (6.25)

1171 (7.58)

0.36

 Chronic kidney disease

22 (6.55)

1357 (8.78)

0.15

  1. Data are presented as n (%) or mean ± SD unless otherwise noted