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Table 3 Outcome information—all revisions

From: Impact of time to revision total knee arthroplasty on outcomes following aseptic failure

Variable

Early revisions (n = 199)

Late revisions (n = 271)

P-value

Length of stay [mean days (SD)]

6.38 (17.04)

8.14 (19.68)

0.301

Discharge disposition [n (%)]b

0.347

 Home

157 (78.9)

211 (77.9)

 Acute rehabilitation facility

11 (5.5)

10 (3.7)

 Skilled Nursing Facility

31 (15.6)

47 (17.3)

 Other

0 (0.0)

3 (1.1)

All cause 90-day ED visit [n (%)]a

9 (4.5)

11 (4.1)

0.821

All cause 90-day readmission [n (%)]a

16 (8.0)

30 (11.1)

0.346

Reoperation [n (%)]a

22 (11.1)

20 (7.4)

0.191

Re-revision [n (%)]a

43 (21.6)

44 (16.2)

0.150

Number of re-revisions [mean re-revisions (SD)]

0.32 (0.74)

0.24 (0.62)

0.207

Mortality [n (%)]a

0 (0.0)

2 (0.7)

0.511

  1. Categorical variables analyzed by Chi square test (a), where appropriate; continuous variables analyzed by Independent Samples T-Test (b)
  2. *p < 0.01