Table 1.

Summary of measured gamma passing rate (GPRs) under different gamma criteria.

Measured GPR(%)	3%/3 mm		3%/2 mm		2%/2 mm
	TV, % (N)	CV, % (N)	TV, % (N)	CV, % (N)	TV, % (N)	CV, % (N)
100 – 95	84.7 (361)	89.3 (134)	69.3 (295)	84.0 (126)	24.7 (105)	66.0 (99)
95 – 90	11.2 (48)	5.3 (8)	20.7 (88)	8.0 (12)	31.7 (135)	18.0 (27)
<90	4.0 (17)	5.3 (8)	10.0 (43)	8.0 (12)	43.6 (186)	16.0 (24)

Abbreviations: TV = technical validation; CV = clinical validation; % = percentage in this column; N = number of plans.