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Table 1 Demographics of the two groups

From: Comparison of the outcomes of cannulated screws vs. modified tension band wiring fixation techniques in the management of mildly displaced patellar fractures

Demographic CRCF group (n = 26) ORTF group (n = 26) p value
Gender    0.578
   Male 15 13  
   Female 11 13  
Age (years) 50.8 ± 16.3 52.5 ± 17.4 0.725
   Side    0.266
   Left 16 12  
   Right 10 14  
Mechanism    0.774
   Fall 15 14  
   Sports-related trauma 4 6  
   Traffic accident 7 6  
AO/OTA type    
Transverse, middle (45-C1.1) 15 (57.7 %) 17 (65.4 %) 0.841
Transverse, proximal (45-C1.2) 4 (15.4 %) 3 (11.5 %)  
Transverse, distal (45-C1.3) 7 (27.0 %) 6 (23.0 %)  
Interfragmentary gap (mm) 4.3 ± 1.8 4.7 ± 1.7 0.471
Operative time to injury (days) 2.8 ± 1.2 3.3 ± 1.4 0.184
  1. CRCF closed reduction and percutaneous cannulated screw fixation, ORTF open reduction and modified tension band fixation
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