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Table 3 Outcomes: Patients with Late PRF compared to Patients with No PRF and Patients with Early PRF

From: Outcomes and risk factors for delayed-onset postoperative respiratory failure: a multi-center case-control study by the University of California Critical Care Research Collaborative (UC3RC)

Variable

No PRF

(n = 95)

E-PRF

(n = 319)

L-PRF (n = 95)

No PRF v L-PRF Point Estimate

(95% CI)

E-PRF v. L-PRF Point Estimate

(95% CI)

Death in Hospital, n (%)

0 (0)

44 (13.8)

30 (31.6)

n/a

2.88 (1.69–4.94)a, c

Hospital Length of Stay (days), median (IQR)

5 (4, 8)

13 (7, 23)

33 (20, 40)

5.03 (4.01–6.31) b, d

2.30 (1.89–2.79) b, d

ICU Length of Stay (days), median (IQR)

0 (0, 1)

3 (1, 11)

13 (1, 29)

21.99 (11.76–41.11) b, d

2.28 (1.81–2.88) b, d

Total Cost (dollars), median (IQR)

24,892 (16,210, 38,033)

79,755 (47,287, 140,000)

150,532 (102,953, 238,117)

166,000 (131,000 – 202,000)b, e

99,952 (61,532 – 138,372) b, e

Discharge Status Home independent v all other discharge dispositions (LTAC, SNF, Rehab, another Hospital, Hospice), n(%)f

60 (63.2)

68 (21.3)

7 (7.4)

74.3 (10.12–546.01)a, c

3.41 (1.51, 7.69)a, c

  1. aUnadjusted odds ratio
  2. bAdjusted for age, hospital, procedure, ASA classification, and total number of comorbidities
  3. cLogistic regression, expressed as the odds ratio
  4. dPoisson regression, expressed as the incident rate ratio (IRR)
  5. eLinear regression, expressed as the difference between groups in units being analyzed (e.g., dollars)
  6. fLTAC long term acute care facility, SNF skilled nursing facility, Rehab rehabilitation facility, either a stand-alone location or a separate wing of the original hospital