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Table 3 Association of early versus delayed debridement with variables

From: The effect of early versus delayed surgical debridement on the outcome of open long bone fractures at Bugando Medical Centre, Mwanza, Tanzania

Variable Surgical debridement Chi 2 p value
N = 143
Early (63) Late (80)   
n (%) n (%)   
Median agea 32 (23–41) 35 (27–42) - 0.4006
Sex     
 Female 23 (31.5) 31 (38.8) 0.0754 0.784
 Male 40 (63.5) 49 (61.2)
Occupation     
 Students 10 (15.8) 8 (10.0) - 0.382
 Peasants 20 (31.7) 28 (35.0)
 Driver 0 (0.0) 3 (3.7)
 Motorcycle rider 7 (11.1) 12 (15.0)
 Civil servants 10 (15.9) 9 (11.3)
 Businessman/women 14 (22.2) 20 (25)
 Others 2 (3.2) 0 (0.0)
Cause of injury     
 RTA 45 (71.4) 52 (65.0) - 0.828
 Falls 9 (14.3) 13 (16.3)
 Assaults 8 (12.7) 12 (15.0)
 Others 1 (1.6) 3 (3.75)
Place of injury     
 Along road 44 (69.8) 52 (65.0) - 0.793
 Residential area 10 (15.9) 13 (16.3)
 Home 6 (9.5) 12 (15.0)
 School 2 (3.2) 1 (1.2)
 Other places 1 (1.6) 2 (2.5)
HIV Serostatus     
 Seropositive 60 (95.2) 74 (92.5) - 0.379
 Seronegative 3 (4.7) 6 (7.5)
Mechanism of injury     
 Blunt injury 35 (55.6) 38 (47.5) 3.187 0.203
 Penetrating 13 (20.6) 12 (15)
 Both 15 (23.8) 30 (37.5)
Site of open fracture     
 Femur 16 (25.4) 15 (18.8) - 0.136
 Tibia 27 (42.9) 39 (48.8)
 Ankle 0 (0.0) 5 (6.25)
 Humerus 9 (14.3) 8 (10.0)
 Forearm 7 (11.1) 12 (15.0)
 Multiple sites 4 (6.4) 1 (1.3)
Gustillo and Anderson grade     
 I 18 (28.6) 6 (7.5) - 0.05
 II 33 (52.4) 59 (73.8)
 IIIa 9 (14.3) 12 (15.0)
 IIIb 2 (3.2) 3 (3.8)
 IIIc 1 (1.6) 0 (0.0)
Fracture location     
 Proximal 10 (15.9) 11 (13.8) - 0.865
 Mid shaft 26 (41.2) 31 (38.8)
 Distal 25 (39.7) 33 (41.3)
 More than one location 2 (3.2) 5 (6.3)
Fracture pattern     
 Transverse 28 (44.4) 29 (36.3) - 0.333
 Comminuted 6 (9.5) 16 (20.0)
 Oblique 20 (31.8) 26 (32.5)
 Spiral 9 (14.3) 9 (11.3)
Rank of surgeon     
 Specialist 4 (6.4) 1 (1.3) - 0.118
 Resident/medical officer 59 (93.7) 79 (98.5)
Skeletal stabilisation     
 Skeletal traction 13 (20.6) 15 (18.8) - 0.858
 ORIF 5 (7.9) 4 (5.0)
 POP 29 (46.0) 41 (51.3)
 External fixation 16 (25.4) 20 (25.0)
  1. aContinuous variables