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Table 1 Associated factors of BSIs by univariate analysis

From: Features and associated factors of bacterial skin infections in hospitalized patients with pemphigus: a single-center retrospective study

Features Without BSIs (n = 90) BSIs (n = 87) P-value
Sex 0.49
 Female (n = 84) 45 (50.0) 39 (44.8)
 Male (n = 93) 45 (50.0) 48 (55.2)
Age 0.96
 < 53.5 years (n = 100) 51 (56.7) 49 (56.3)
 ≥ 53.5 years (n = 77) 39 (43.3) 38 (43.7)
 Obesity (n = 25)a 10 (11.4) 15 (17.6) 0.24
 Smoking (n = 16) 11 (12.2) 5 (5.7) 0.13
 Alcohol intake (n = 11) 8 (8.9) 3 (3.4) 0.13
Comorbidities
 CVD (n = 7) 3 (3.3) 4 (4.6) 0.96
 CHD (n = 5) 1 (1.1) 4 (4.6) 0.34
 Diabetes mellitus (n = 33) 14 (15.6) 19 (21.8) 0.28
 Hypertension (n = 49) 26 (28.9) 23(26.4) 0.72
 Osteoporosis (n = 20) 9 (10.0) 11 (12.6) 0.58
 Bedridden (n = 2) 0 (0.0) 2 (2.3) 0.24
 Previous hospitalization (n = 18) 10 (11.1) 8 (9.2) 0.67
The severity of skin lesions 0.08
 Mild (n = 12) 9 (10.0) 3 (3.4)
 Moderate (n = 31) 20 (22.2) 11 (12.6)
 Severe (n = 52) 24 (26.7) 28 (32.2)
 Extensive (n = 82) 37 (41.1) 45 (51.7)
Subtype of pemphigus 0.51
 PV and PVeg (n = 143) 71 (78.9) 72 (82.8)
 PE and PF (n = 34) 19 (21.1) 15 (17.2)
Therapy
 Antibiotics (n = 40) 20 (22.2) 20 (23.0) 0.90
 Glucocorticoids (n = 129) 65 (72.2) 64 (73.6) 0.84
 Immunosuppressive agent (n = 43) 26 (28.9) 17 (19.5) 0.15
 Hypoalbuminemia (n = 21) 7 (8.0) 14 (16.3) 0.09
Anti-Dsg1 autoantibodiesb  < 0.001
 ≤ 124.2 IU/ml (n = 61) 44 (50.6) 17 (20.5)
 > 124.2 IU/ml (n = 109) 43 (49.4) 66 (79.5)
Anti-Dsg3 autoantibodiesc 0.01
 ≤ 169.5 IU/ml (n = 93) 56 (64.4) 37 (44.6)
 > 169.5 IU/ml (n = 77) 31 (35.6) 46 (55.4)
  1. aFour patients (without BSIs = 2, BSIs = 2) had no records of BMI so that these patients could not be assessed for obesity
  2. bSeven patients had no records of levels of anti-dsg1 autoantibodies (without BSIs = 3, BSIs = 4)
  3. cSeven patients had no records of levels of anti-dsg3 autoantibodies (without BSIs = 3, BSIs = 4)
  4. CVD, cerebrovascular disease; CHD, coronary heart disease; PV, Pemphigus vulgaris; PVeg, pemphigus vegetans; PE, pemphigus erythematosus; PF, pemphigus foliaceus; Dsg, desmoglein; BSIs, bacterial skin infections; BMI, body mass index