. 2013 Oct 1;23(4):830–837. doi: 10.1007/s00586-013-3051-7

Table 1.

Detailed clinical information, operation time, amount of bleeding and hospital stay of the two groups

	Sex		Pathological region			Operation time (min)	Amount of bleeding (ml)	Hospitalization day (days)
	Male	Female	Thoracic	Thoracolumbar	Lumbar	Operation time (min)	Amount of bleeding (ml)	Hospitalization day (days)
Group A	32	23	15	28	12	231.4 ± 27.3	1,023.8 ± 197.9	18.7 ± 3.6
Group B	36	24	18	31	11	160.4 ± 20.5^※	760.7 ± 146.2^▲	13.6 ± 3.2^△

^※Student–Newman–Keuls test, compare with Group A, P = 0.026

^▲Student–Newman–Keuls test, compare with Group A, P = 0.038

^△Student–Newman–Keuls test, compare with Group A, P = 0.047