TABLE 1.

General characteristics of the two groups

Patient characteristics	TiRobot group (50 cases)	Conventional group (83 cases)	P
Age (years, mean ± SD)	47.9 ± 13.5	47.7 ± 12.6	0.926
Sex (cases)			0.603
Female	24	36
Male	26	47
Garden classification (cases)			0.955
I	11	16
II	7	10
III	19	33
IV	13	24
Pauwels classification (cases)			0.606
I	5	12
II	15	28
III	30	43
Time from injury to operation (days, mean ± SD)	5.4 ± 3.8	6.0 ± 4.0	0.384

SD, standard deviation.