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Table 1 Effect of age on length of stay

From: The effects of advanced age on primary total knee arthroplasty: a meta-analysis and systematic review

Reference number

First author

Year of publication

Number of patients

LOS geriatric (95 % CI)

LOS control (95 % CI)

P value

Age groups

17

Adam

1994

107

22a

16a

Not reported

>75, < 75

21

Hilton

2004

130

13 (5–29)

10 (8–22)

<0.001

80–90, 60–70

24

Clement

2011

598

8.3a

6.2a

<0.001

>80, 65–74

29

Kuo

2014

150

6.1a

5.7a

0.061

>80, 65–74

30

Jones

2001

257

7 (5–9)

6 (4–8)

0.04

>80, < 80

33

Vincent

2006

424

10.6a

8.7a

0.004

>70, < 60

34

Smith

2008

2096

11.8a

8.8a

<0.001

>80, 60–69

  1. aConfidence interval not reported