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Table 1 The clinical characteristics of patients before and after the emergence of COVID-19

From: Changes in prevalence of nosocomial infection pre- and post-COVID-19 pandemic from a tertiary Hospital in China

Characteristics

Pre-COVID-19 (n = 39,914)

Post-COVID-19 (n = 34,645)

P

Critical cases

1361 (3.41%)

1014 (2.93%)

0.000

PRISM III of critical cases

11.88 ± 5.87

12.09 ± 6.26

0.232

Number of healthcare staff per patients (ICU)

1.71 ± 0.04

1.84 ± 0.03

0.000

Number of healthcare staff per patients (overall)

1.11 ± 0.04

1.21 ± 0.02

0.000

Rate of appropriate handwashing

63.73 ± 6.94%

80.69 ± 5.88%

0.001

Number of protective gloves used per person per month

101.31 ± 7.10

138.13 ± 17.51

0.001

Number of aprons used per person per month

15.42 ± 2.97

34.67 ± 8.62

0.000

Incidence of NI in critical cases

62 (4.56%)

42 (4.14%)

0.214

Ventilator cases

96 (0.24%)

146 (0.42%)

0.000

Central catheter

113 (0.28%)

85 (0.24%)

0.319

Urinary catheter

665 (1.7%)

623 (1.79%)

0.175

Hospital length of stay (median,days)

6.3

5.9

0.000

Incidence of NI

1021 (2.56%)

481 (1.39%)

0.000

Death

51 (0.13%)

27 (0.07%)

0.036

NI associated death

5 (0.01%)

7 (0.02%)

0.410

  1. NI nosocomial infection