Table 1.

Demographic data in two different groups

		HP	MSTC	P value
Age (years)		36.0 ± 6.7	35.4 ± 8.6	0.795b
Gender (M:F)		19:5	18:6	0.731a
Side (R:L)		17:7	16:8	0.756a
Injury-to-surgery interval (days)		2.6 ± 1.6	2.8 ± 1.5	0.644b
Operation time (minutes)		37.9 ± 6.7	40.8 ± 5.6	0.12b
Follow-up (months)	before implant removal	10.7 ± 0.9	11.1 ± 0.9	0.08b
	after implant removal	18.3 ± 8.0	18.8 ± 7.5	0.825b

^a χ ² test with continuity correction; ^bStudent t test