Table 2:

Study Results

	Polyphenon E (n=19)	Placebo (n=20)	Total (n=39)	P value
Baseline ACF number				0.381
N	19	20	39
Mean (SD)	12.2 (6.8)	11.5 (10.6)	11.8 (8.8)
Median	9.0	8.0	9.0
Range	(5.0–28.0)	(5.0–52.0)	(5.0–52.0)
6-month ACF number				0.251
N	15	17	32
Mean (SD)	12.7 (10.01)	11.5 (12.3)	12.1 (11.2)
Median	10.0	8.0	9.0
Range	(2.0–44.0)	(2.0–53.0)	(2.0–53.0)
ACF number percent change				0.281,2
N	15	17	32
Mean (SD)	3.7 (49.1)	0 (52.7)	1.7 (55.9)
Median	0.0	0.0	0.0
ACF size percent change				0.831
N	15	16	31
Mean (SD)	10.3 (61.1)	12.6 (102.8)	11.5 (83.9)
Median	0.0	0.0	0.0
Adenoma recurrence				0.693
Missing	5	3	8
No	10 (71.4%)	11(64.75%)	21 (67.7%)
Yes	4 (28.6%)	6 (35.3%)	10 (32.3%)
Adenoma recurrence (≥5mm)				0.363
Missing	5	3	8
No	14 (100.0%)	16 (94.1%)	30 (96.8%)
Yes	0 (0.0%)	1 (5.9%)	1 (3.2%)
Percent total dose received				0.141
N	19	20	39
Mean (SD)	83.2 (29.3)	91.7 (24.0)	87.6 (26.7)

¹Wilcoxon rank-sum test;

²one-sided p value;

³Chi-square test