Table 1.

Patient characteristics

Variable		Frequency			Percent	P-value
		Celecox	Plbo	Total
Gender	Female	12	12	24	16.44	0.82
	Male	64	58	122	83.56
	Total	76	70	146	100
Race	Caucasian	69	63	132	90.41	0.87
	Asian	1	1	2	1.37
	Black	3	0	3	2.05
	Hispanic/Latin American	3	4	7	4.79
	Native American	0	2	2	1.37
	Total	76	70	146	100
Weekly doses of BCG	1	8	2	10	6.85	0.10
	2	3	6	9	6.16
	3	64	58	122	83.56
	Other	1	4	5	3.42
	Total	76	70	146	100.00
Previous NSAID use	No	65	63	128	87.67	0.41
	Yes	11	7	18	12.33
	Total	76	70	146	100.00
Take Aspirin? (≤100mg/day)	No	50	45	95	65.07	0.85
	Yes	26	25	51	34.93
	Total	76	70	146	100.00
Hypertension	Missing	0	1	1	0.68	0.01
	1: No	41	23	64	43.84
	2: Yes, history	1	4	5	3.42
	3: Yes, current	34	42	76	52.05
	Total	76	70	146	100.00
Alcoholic drinks per day	1: None	29	28	57	39.04	0.42
	2: <=1	26	23	49	33.56
	3: 2-3	5	6	11	7.53
	4: >=4	16	13	29	19.86
	Total	76	70	146	100.00
Smoking status	1: Never	16	17	33	22.60	0.07
	2: Former	41	46	87	59.59
	3: Current	19	7	26	17.81
	Total	76	70	146	100.00
Zubrod/ECOG Performance Status	0: Fully active	72	65	137	93.84	0.64
	1: Restricted but ambulatory	4	5	9	6.16
	Total	76	70	146	100
Stage	TA	42	36	78	53.42	0.41
	T1	17	20	37	25.34
	T1+TA	2	1	3	2.05
	T1+TIS	0	3	3	2.05
	TIS	11	8	19	13.01
	TA+TIS	4	2	6	4.11
	Total	76	70	146	100