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Table 2 General characteristics of the cases and matched controls by category of infection and gender

From: Antibiotic prescriptions and risk factors for antimicrobial resistance in patients hospitalized with urinary tract infection: a matched case-control study using the French health insurance database (SNDS)

  Community-acquired infection Healthcare-associated infectiona
Men (N = 5268) Women (N = 7668) Men (N = 3170) Women (N = 2540)
Cases Controls Cases Controls Cases Controls Cases Controls
Age (years)
 Mean (SD) 71.1 (15.2) 71.1 (15.2) 67.8 (22.0) 67.8 (22.0) 75.1 (12.6) 75.1 (12.6) 74.5 (17.3) 74.5 (17.3)
 Median (IQ) 73.0 (21.0) 73.0 (21.0) 75.0 (33.0) 75.0 (33.0) 77.0 (18.0) 77.0 (18.0) 80.0 (21.0) 80.0 (21.0)
Diagnoses
 Tubulo-interstitial nephritis 368 (14.0) 368 (14.0) 2351 (61.3) 2351 (61.3) 266 (16.7) 266 (16.7) 677 (53.3) 677 (53.3)
 Pyelonephritis 23 (0.9) 23 (0.9) 92 (2.4) 92 (2.4) 10 (0.6) 10 (0.6) 33 (2.6) 33 (2.6)
 Renal and perirenal abscess 55 (2.1) 55 (2.1) 136 (3.5) 136 (3.5) 39 (2.5) 39 (2.5) 39 (3.1) 39 (3.1)
 Cystitis 95 (3.6) 95 (3.6) 359 (9.4) 359 (9.4) 91 (5.7) 91 (5.7) 151 (11.9) 151 (11.9)
 Unspecified UTI 527 (20.2) 527 (20.2) 796 (20.8) 796 (20.8) 482 (30.4) 482 (30.4) 350 (27.6) 350 (27.6)
 Prostatitis 1547 (58.7) 1547 (58.7) 675 (42.6) 675 (42.6)
 Due to urinary device 19 (0.7) 19 (0.7) 7 (0.2) 7 (0.2) 22 (1.4) 22 (1.4) 9 (0.7) 9 (0.7)
 During pregnancy 93 (2.4) 93 (2.4) 11 (0.8) 11 (0.8)
Bacteria
Staphylococcus aureus 173 (6.6) 173 (6.6) 73 (1.9) 73 (1.9) 151 (9.5) 151 (9.5) 32 (2.5) 32 (2.5)
Escherichia coli 1996 (75.8) 1996 (75.8) 3343 (87.2) 3343 (87.2) 887 (56.0) 887 (56.0) 1006 (79.2) 1006 (79.2)
Klebsiella pneumoniae 351 (13.3) 351 (13.3) 349 (9.1) 349 (9.1) 397 (25.0) 397 (25.0) 185 (14.6) 185 (14.6)
Pseudomonas aeruginosa 82 (3.1) 82 (3.1) 43 (1.1) 43 (1.1) 102 (6.4) 102 (6.4) 27 (2.1) 27 (2.1)
Enterococcus 32 (1.2) 32 (1.2) 26 (0.7) 26 (0.7) 48 (3.0) 48 (3.0) 20 (1.6) 20 (1.6)
Hospital length of stay
 < 7 days 1707 (64.8) 1948 (73.6) 2371 (61.8) 2672 (69.7) 865 (54.6) 1036 (65.4) 664 (51.5) 774 (60.9)
 7–30 days 899 (34.1) 679 (25.8) 1426 (37.2) 1145 (29.9) 682 (43.0) 535 (33.7) 596 (46.9) 486 (38.3)
 > 30 days 28 (1.1) 17 (0.6) 37 (1.0) 17 (0.4) 38 (2.4) 14 (0.9) 20 (1.6) 10 (0.8)
  1. Abbreviations: UTI urinary tract infection
  2. a Infection with at least one prior hospitalization (any cause except UTI) in the last 3 months