Table 2. Demographic data of participants.

	Decaffeinated EGCG (n = 39)	Placebo(cellulose) (n = 38)	P value
Gender (male/female)*	14/25	18/20	0.307
Age (years)	55.0±6.6	53.5±7.0	0.328
Body weight (kg)	66.4±13.2	68.8±13.6	0.442
Body mass index (kg/m2)	26.2±4.2	26.4±4.6	0.786
Time since diagnosis of diabetes (years)	5.2±5.9	4.1±4.3	0.339
Family history of diabetes, yes (n)*	27	27	0.861
Fasting blood sugar (mg/dL)	139.2±45.1	152.2±53.5	0.252
Glycemic hemoglobin, HbA1c (%)	7.5±1.6	7.7±1.8	0.591
Low density lipoprotein (mg/dL)	109.7±31.9	115.2±35.4	0.478
Triglyceride (mg/dL)	178.2±105.3	198.3±127.9	0.453
Remnants of capsules, No.	12.3±15.0	7.5±10.1	0.102
(Ratio, remnants/total, %)	(4±4.5)	(2±3)

* Data analyzed by Chi-square test.