Skip to main content

Table 1 Patient demographics and baseline clinical characteristics

From: Treating AO/OTA 44B lateral malleolar fracture in patients over 50 years of age: periarticular locking plate versus non-locking plate

 PLPTPp
 (n = 34)(n = 38) 
Sex  1.000a
 Male1011 
 Female2427 
Side with lesion  0.815a
 Left1417 
 Right2021 
Age (years)63.7 ± 7.960.2 ± 7.00.065b
Operation time (min)94.7 ± 32.380.8 ± 21.70.030b*
Injury to fixation (days)1.2 ± 0.61.4 ± 1.70.453b
Hospitalization duration (days)4.4 ± 2.04.0 ± 1.80.432b
Energy of trauma  1.000a
 High2123 
 Low1315 
Body mass index (BMI)26.1 ± 4.024.6 ± 2.70.086b
Fracture type  0.643a
 Unimalleolar712 
 Bimalleolar1818 
 Trimalleolar98 
 Comminuted fracture2/344/380.677a
Comorbidities   
 Diabetes (n)8/345/380.359a
 Hypertension (n)6/344/380.501a
 Renal disease (n)3/343/381.000a
Osteoporosis24/3427/381.000a
Initial OA grade [24]  0.306a
 000 
 12624 
 2814 
 300 
 400 
Initial talus tilt angle (TTA)  1.000a
 ≥ 2°23 
 < 2°3235 
Initial distal fibula length (mm)27.4 ± 3.427.3 ± 2.80.973b
Reduction accuracy [2]  1.000a
 Good3135 
 Fair33 
 Poor00 
  1. aFisher’s exact test, bMann-Whitney U test, *p < 0.05