Table 1. Patient characteristics by treatment group, 1 = timolol, 2 = propranolol, 3 = pingyangmycin, 4 = vincristine.

	Group1	Group2	Group3	Group4
Quantity	87	747	11	8
Gender (M/F)	16/71	147/600	2/9	2/6
Mean age (m)	1.91 ± 1.75	5.23 ± 1.94	12.43 ± 2.56	6.21 ± 3.32
Diameter (cm)	0–1.0	>1.0	1.0–3.0	>3.0
Medicine dose	3 drop	2.0 mg/kg	0–2.0 mg	1.0 mg/m2
Response rate	86.2%	97.5%	100%	89.5%
Time of treatment (m)	8	6	2.5	4.5
Complications	0	0.94% (8)	0	0
Follow-up (m)	24	20	22	18