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The characteristic of patients undergoing craniotomy (n = 106)
| Group R (n = 53) | Group C (n = 53) | P values | |
|---|---|---|---|
| Age (year) | 48.26 ± 11.99 | 49.00 ± 13.28 | 0.765 |
| Sex | |||
| Female | 23 | 26 | 0.559 |
| Male | 30 | 27 | |
| BMI (kg/m2) | 22.08 ± 2.36 | 21.51 ± 2.01 | 0.187 |
| ASA | |||
| I | 9 | 8 | 0.791 |
| II | 44 | 45 | |
