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Retrospective Cohort Study
Copyright: ©Author(s) 2026.
World J Clin Cases. Jun 16, 2026; 14(17): 119557
Published online Jun 16, 2026. doi: 10.12998/wjcc.v14.i17.119557
Table 3 Stratified analysis of radiological union outcomes by participant characteristics and treatment group, n (%)
Factor
Group
Radiological union achieved (yes)
Radiological union not achieved (no)
Total
P value
Age ≤ 43 yearsBMP39 (62.9)23 (37.1)62 (100)0.208
BMP with bone graft5 (41.7)7 (58.3)12 (100)
Age > 43 yearsBMP0 (0)1 (100)1 (100)> 0.999
BMP with bone graft9 (17.6)42 (82.4)51 (100)
Gender (male)BMP9 (56.3)7 (43.8)16 (100)0.066
BMP with bone graft3 (20.0)12 (80.0)15 (100)
Gender (female)BMP30 (63.8)17 (36.2)47 (100)< 0.001
BMP with bone graft11 (22.9)37 (77.1)48 (100)
Mechanism (RTA)BMP8 (66.7)4 (33.3)12 (100)0.004
BMP with bone graft5 (19.2)21 (80.8)26 (100)
Mechanism (fall)BMP31 (60.8)20 (39.2)51 (100)0.001
BMP with bone graft9 (24.3)28 (75.7)37 (100)
Fracture (closed)BMP7 (35.0)13 (65.0)20 (100)> 0.999
BMP with bone graft3 (33.3)6 (66.7)9 (100)
Fracture (open)BMP32 (74.4)11 (25.6)43 (100)< 0.001
BMP with bone graft11 (20.4)43 (79.6)54 (100)
DiabetesBMP35 (81.4)8 (18.6)43 (100)0.017
BMP with bone graft7 (46.7)8 (53.3)15 (100)
No diabetesBMP4 (20.0)16 (80.0)20 (100)0.719
BMP with bone graft7 (14.6)41 (85.4)48 (100)
Non-union duration ≤ 3 monthsBMP28 (57.1)21 (42.9)49 (100)0.025
BMP with bone graft10 (31.3)22 (68.8)32 (100)
Non-union duration > 3 monthsBMP11 (78.6)3 (21.4)14 (100)< 0.001
BMP with bone graft4 (12.9)27 (87.1)31 (100)


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