Table 1 Derivation of the pooled data used in the decision board based on the outcomes from the included clinical trials

Operative Time

Keating

80

59

Dorr

-

-

Baker

93

78

Skinner

-

-

Pooled Data

87 min

69 min

Post-operative Walking Distance

Keating

-

-

Dorr

-

-

Baker

3.6 Km

1.9 Km

Skinner

-

-

Pooled Data

3.6 Km

1.9 Km

Residual Pain

Keating

29/61

30/60

Dorr

-

-

Baker

-

-

Skinner

0/62

20/73

Pooled Data

29/123 (24%)

50/133 (38%)

Failure to Regain Mobility

Keating

-

-

Dorr

7/39

15/50

Baker

-

-

Skinner

13/62

11/73

Pooled Data

20/101 (20%)

26/123 (21%)

Dislocation

Keating

3/69

2/69

Dorr

7/39

2/50

Baker

3/40

0/41

Skinner

10/80

11/100

Pooled Data

23/228 (10%)

15/260 (6%)

Medical Complications

Keating

14/69

12/69

Dorr

-

-

Baker

1/40

3/41

Skinner

-

-

Pooled Data

15/109 (14%)

15/110 (14%)

Superficial Wound Infection

Keating

2/69

2/69

Dorr

0/39

0/50

Baker

2/40

1/41

Skinner

-

-

Pooled Data

4/148 (3%)

3/160 (2%)

Deep Wound Infection

Keating

1/69

1/69

Dorr

0/39

0/50

Baker

1/40

0/41

Skinner

1/80

0/100

Pooled Data

3/228 (1%)

1/260 (0%)

Reoperation within 1 year

Keating

6/69

5/69

Dorr

9/39

6/50

Baker

1/40

6/41

Skinner

13/80

24/100

Pooled Data

29/228 (13%)

41/260 (16%)

3-4 month Mortality

Keating

2/69

5/69

Dorr

-

-

Baker

-

-

Skinner

8/80

15/100

Pooled Data

10/149 (7%)

20/169 (12%)

1 year Mortality

Keating

4

6

Dorr

-

-

Baker

-

-

Skinner

18

27

Pooled Data

22/149 (15%)

33/169 (20%)