Table 4 Functional outcomes and pain scores, median with (5-95% range), or number with proportion

Time for Timed Up and Go test, seconds

36 (16–57) (n = 25)

30 (23–87) (n = 28)

0.02

Postoperative day patients could perform TUG

1

5

5

0.87

2

8

9

3

3

3

4

2

5

≥ 5

7

6

Postoperative day patients were able to walk 10 meters

1

11

12

0.93

2

11

10

≥3

4

7

Patients TUG tested with epidural catheter, no. (%)

2 (8) (n = 25)

4 (14) (n = 28)

0.67

Pain score on the day of testing

VAS-score at rest^*

0.5 (0–29) (n = 24)

0 (0–48) (n = 25)

0.86

VAS-score at activity^†

20.5 (0–67) (n = 24)

22 (0–75) (n = 25)

0.79

Hb at the day of test, g/dL

10.2 (8.1-11.8) (n = 23)

9.9 (8.3-12.5) (n = 28)

0.87

Length of hospital stay after surgery, days

8 (4–44) (n = 33)

8 (4–38) (n = 33)

0.71

Allowed only partial weight bearing, no. (%)

12 (48)

14 (50)

1.00

Type of walking aid, no. (%)

Crutches

11 (44)

11 (39)

0.11

Zimmer frame

1 (4)

3 (11)

Walking frame

6 (24)

3 (11)

Highwalker

7 (28)

11 (39)