Table 1

Patient characteristics for the study groups (p<0.05)

Group AGroup Bχ2/tP value
Sex distribution9 (M)
8 (F)
10 (M)
7 (F)
0.0090.730
Surgical time224±59740±168−11.9070.000
Age7.8±1.37.8±1.10.1370.892
  • F, femail; M, male.