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Table 1 Demographic data, clinical characteristics

From: A clinical prediction tool for extended-spectrum β-lactamase-producing Enterobacteriaceae urinary tract infection

Variables

Overall (n = 874)

Non-ESBL-E (n = 602)

ESBL-E

(n = 272)

P value

Gender, n (%)

   

0.050

Male

236 (27.0)

145 (24.1)

91 (33.5)

 

Female

638 (73.0)

457 (75.9)

181 (66.5)

 

Age (years), [median (IQR)]

62.0 (50–75)

61 (49–74)

65.5(52–76)

 < 0.001

Comorbidity diseases

 Diabetes mellitus, n (%)

   

0.038

  Yes

287 (32.8)

211 (35.0)

76 (27.9)

 

  No

587 (67.2)

391 (65.0)

196 (72.1)

 

 Chronic renal failure, n (%)

  

0.208

  Yes

123 (14.1)

91 (15.1)

32 (11.8)

 

  No

751 (85.9)

511 (84.9)

240 (88.2)

 

 Immunodeficiency, n (%)

  

0.056

  Yes

51 (5.8)

29 (4.8)

22 (8.1)

 

  No

823 (94.2)

573 (95.2)

250 (91.9)

 

 Neoplasia, n (%)

   

0.072

  Yes

103 (11.8)

63 (10.5)

40 (14.7)

 

  No

771 (88.2)

539 (89.5)

232 (85.3)

 

 Recurrent Urinary tract infections, n (%)

  

 < 0.001

  Yes

134 (15.3)

66 (11.0)

68 (25.0)

 

  No

740 (84.7)

536 (89.0)

204 (75.0)

 

 Severe underlying disease, n (%)

  

0.009

  Yes

66 (7.6)

36 (6.0)

30 (11.0)

 

  No

808 (92.4)

566 (94.0)

242 (89.0)

 

 Hospital stays in preceding 3 months, n (%)

  

 < 0.001

  Yes

309 (35.4)

168 (27.9)

141 (51.8)

 

  No

565 (64.6)

434 (72.1)

131 (48.2)

 

Previous hospitalization department

 Medical department, n (%)

  

0.005

  Yes

265 (30.3)

165 (27.4)

100 (36.8)

 

  No

609 (69.7)

437 (72.6)

172 (63.2)

 

 Surgical department, n (%)

   

 < 0.001

  Yes

174 (19.9)

99 (16.4)

75 (27.6)

 

  No

700 (80.1)

503 (83.6)

197 (72.4)

 

 Intensive Care Unit (ICU), n (%)

  

0.047

  Yes

10 (1.1)

4 (0.7)

6 (2.2)

 

  No

864 (98.9)

598 (99.3)

266 (97.8)

 

 Invasive urological procedure, n (%)

  

 < 0.001

  Yes

269 (30.8)

150 (24.9)

119 (43.8)

 

 No

605 (69.2)

452 (75.1)

153 (56.3)

 

 Antibiotic use in the past 3 months, n (%)

  

 < 0.001

  Yes

190 (21.7)

91 (15.1)

99 (36.4)

 

  No

684 (78.3)

511 (84.9)

173 (63.6)

 

 Microorganism, n (%)

  Escherichia coli

739 (84.6)

540 (89.7)

199 (73.2)

 < 0.001

  Klebsiella sp.

135 (15.4)

62 (10.3)

73 (26.8)

 < 0.001

 Mortality, n (%)

  Secondary to infection

6 (0.7)

4 (0.7)

2 (0.7)

0.604

  Other cause

7 (0.8)

3 (0.5)

4 (1.5)

0.140