Table 2.

Baseline characteristics of the included studies

Reference	Study design	Number of patients	Male/ female ratio	Age (year)	Follow-up time (month)
Abulaiti et al	RC	53	39/14	38.8(19–65)	nr
Catagni et al	RC	86	77/9	BFT, 43 (23 to 54)	45.6(26.4–108)
				TFT, 42 (33 to 51.5)
Li et al	RC	26	20/6	40.4(22–56)	28.5(13–38)
Liu et al	R	282	243/39	40 (18–65)	≥ 24
Yushan et al	RC	37	28/9	40.1(18–57)	29.4(24–38)

BFT, bifocal bone transport; nr, not reported; R, retrospective; RC, retrospective comparison; TFT, trifocal bone transport