Table 2: Time from definitive treatment to radiological union.

Time to union Frequency ∑ Freq. % Union rate
6 weeks 36 36 11.5
12 weeks 245 281 89.5
24 weeks 22 303 96.5
> 24 weeks 4 307 97.8
Amputation 1 308 98.1
Loss to follow-up 6 314 100.0

χ2 = 494.987; P-value < 0.00001.