Table 1 General information of patients.
Groups | Number | Gender | Age (years) | Side | Injury time (months) | Follow-up (months) | ||
|---|---|---|---|---|---|---|---|---|
Male | Female | Left | Right | |||||
SBR | 539 | 341 | 198 | 28.76 ± 7.25 | 209 | 330 | 17.65 ± 21.96 | 21.06 ± 1.59 |
DBR | 381 | 221 | 160 | 27.76 ± 7.05 | 213 | 168 | 21.65 ± 28.71 | 24.28 ± 1.94 |
t/χ2 | χ2 = 0.425 | t = 0.647 | χ2 = 0.751 | t = 0.743 | t = 0.735 | |||
P | 0.503 | 0.455 | 0.367 | 0.452 | 0.712 | |||