Table 4 Characteristics of the operative and conservative group (only type B2 fractures according to AO/ASIF) and differences between the groups. Values are presented in Mean, Standard Deviation (SD), Median and Interquartile Range (IQR); n = number of patients evaluated, if different from total number; NRS = Numeric Rating Scale, PAINAD = Pain Assessment in Advanced Dementia

Duration of hospital stay (d)

16.2 (±8,41)

8.59 (±5,44)

< 0.001

Local complications (patients)

4

0

0.018

Systemic complications (patients)

8

4

0.069

NRS/PAINAD

at admission

7.57 (±2.11),

8 [3]

7.78 (±1.93),

8 [2.25]

0.468

NRS/PAINAD

at discharge

3.44 (± 2.55),

3 [4.5]

(n = 25)

3.69 (± 2.06),

4 [3]

(n = 26)

0.542

Mobility before trauma

14.00 (± 2.75),

15 [0]

13.25 (± 2.42),

15 [5]

0.07

Mobility at admission

0.83 (± 3.24),

0 [0]

1.88 (± 3.7),

0 [0]

0.095

Standing possible (day)^a

4.94 (±3.87),

4 [4.25]

(n = 14)

2.25 (±2.18),

2 [1.25]

(n = 32)

0.003

Walking in patient room possible (day)^a

8.4 (±4.95),

6 [5.75]

(n = 10)

2.8 (±2.61),

2 [2]

(n = 25)

< 0.001

Mobility at discharge

6.29 (±4.72),

10 [10]

(n = 27)

4.53 (± 4.81),

5 [10]

(n = 30)

0.139

Mobility difference at admission/discharge

5.37 (± 5.71)

(n = 27)

2.81 (± 4.39)

(n = 32)

0.035