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Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 6 Hospital quality measures

From: Early mortality in hip fracture patients admitted during first wave of the COVID-19 pandemic in Northern Italy: a multicentre study

Hospital quality measures [days]

C+ (m ± s; CI95)

C− (m ± s; CI95)

p

Δm (CI95)

Length of stay (LOS)

14.7 ± 1.5; 14.29 to 15.11

10.9 ± 0.3; 10.87 to 10.93

0.001

3.8 (3.64 to 3.96)

LOS associated with type of surgery

 IF (C+ 24/53; C− 243/424)

13.8 ± 2.6; 12.70–14.90

9.8 ± 0.3; 9.76–9.84

0.002

4.0 (3.66–4.34)

 HA (C+ 22/53; C− 127/424)

15.6 ± 1.9; 15.08–16.12

12.4 ± 0.8; 12.32–12.48

0.150

3.2 (3.00–3.40)

 THA (C+ 7/53; C− 54/424)

14.0 ± 4.0; 12.90–15.10

11.7 ± 1.3; 11.58–11.82

0.649

2.3 (1.78–2.82)

Discharge type, n (%)

 IHR and RSA

38/40 (95%) 0.83–0.99

238/413 (58%) 0.53–0.62

0.002

0.07 (0.02–0.30)

 Home

2/40 (5%) 0.01–0.17

175/413 (42.3%) 0.38–0.47

 < 0.0001

13.97 CI 3.33–58.69

 Missing data

13/53

11/424

  
  1. m: mean of the sample; s: standard deviation of the sample; CI95: confidence interval (95%); Δm: difference of the means (mC+ – mC−); C+: patients with COVID-19; C−: control group; see definitions in Materials and methods