Table II.

Comparison of intraoperative indexes and postoperative fracture healing time in the four groups of patients.

Group	No.	Operative time (min)	Intraoperative bleeding (ml)	Hospitalization expenses (×10,000 CNY)	Fracture healing time (weeks)
Group A	18	42.3±20.5	25.4±10.9	1.1±0.8	22.7±3.2
Group B	26	41.8±12.4	21.8±12.6	1.1±0.1	22.2±5.1
Group C	20	47.7±26.3	28.1±12.2	0.9±0.2	22.4±2.8
Group D	20	41.2±15.7	24.3±11.5	1.1±0.2	23.1±3.5
F value	–	2.364	4.218	2.549	4.878
P-value	–	0.246	0.194	0.159	0.243