Table 1.

Demographics and smoking behavior of participants, comparing those who messaged the tobacco treatment specialist (TTS) at least once and those who did not.

Patient characteristics		Total smokers included in the study (N=725), n	Messaged the TTS at least once during the 6-month period (n=245), n (%)	Did not message the TTS even once during the 6-month period, (n=480), n (%)	P value
Overall		725	245 (33.8)	480 (66.2)	N/Aa
Patient sex					.28
	Female	469	165 (35.2)	304 (64.8)	N/A
	Male	256	80 (31.2)	176 (68.8)	N/A
Patient age (years)					.05b
	19-34	151	37 (24.5)	114 (75.5)	N/A
	35-55	361	127 (35.2)	234 (64.8)	N/A
	55-64	167	63 (37.7)	104 (62.3)	N/A
	≥65	46	18 (39.1)	28 (60.9)	N/A
Patient race					.06
	White	605	195 (32.2)	410 (67.8)	N/A
	Black or African American	60	28 (46.7)	32 (53.3)	N/A
	Other	22	9 (40.9)	13 (59.1)	N/A
Patient education					.09b
	Some high school and high school graduate	245	71 (29.0)	174 (71.0)	N/A
	Some college	306	109 (35.6)	197 (64.4)	N/A
	College graduate or more	166	64 (38.5)	102 (61.5)	N/A
Readiness to quit					.96b
	Not thinking of quitting and thinking of quitting	518	176 (34.0)	342 (66.0)	N/A
	Set a quit date and already quit	202	69 (34.2)	133 (65.8)	N/A
Allow smoking at home					.04
	No	408	125 (30.6)	283 (69.4)	N/A
	Yes	317	120 (37.8)	197 (62.2)	N/A
Number of cigarettes smoked per day					.67b
	0-10	218	72 (33.0)	146 (67.0)	N/A
	11-20	355	117 (32.9)	238 (67.1)	N/A
	>20	152	56 (36.8)	96 (63.2)	N/A
Visited other smoking cessation websites before the study					.04
	No	565	180 (31.8)	385 (68.2)	N/A
	Yes	160	65 (40.6)	95 (59.4)	N/A
Quit attempt (1 day or more) in the past 12 months					.70
	No	321	106 (33.0)	215 (67.0)	N/A
	Yes	404	139 (34.4)	265 (65.6)	N/A

^aN/A: not applicable.

^bTest for trend analysis.