Table 1 Patient demographics.

From: Clinical outcome of rim-plate-augmented separate vertical wiring with supplementary fixation for the treatment of patellar fracture associated comminuted inferior pole

Variable

N (%)

Total number

37

Age (years)

 Mean ± SD (range)

51.4 ± 13.9 (19–73)

Sex

 Male

22 (59.5)

 Female

15 (40.5)

AO/OTA classification

 A1

20 (54.1)

 C2

11 (29.7)

 C3

6 (16.2)

Mechanism

 Slip down

30 (81.1)

 Fall down

3 (8.1)

 Motor vehicle accident

4 (10.8)

Laterality

 Right

21 (56.8)

 Left

16 (43.2)

Number of inferior pole fragments

 Mean ± SD (range)

3.1 ± 1.0

Displacement between main fragments (mm)

 Mean ± SD (range)

11.3 ± 6.0 (3–34)