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. 2015 May 8;17(5):e113. doi: 10.2196/jmir.3975

Table 1.

Baseline characteristics.



ITM
n=280
Phone
n=286
Total
n=566


n (%) or mean (SD) n (%) or mean (SD) n (%) or mean (SD)
Sociodemographics

Age, yrs, mean (SD)
47.27 (12.8) 47.51 (13.0) 47.4 (12.9)

Female
173 (62.7) 190 (66.9) 363 (64.8)

Caucasian
228 (82.6) 236 (83.1) 464 (82.9)

Hispanic/Latino
23 (8.3) 27 (9.6) 50 (9.0)

Married
123 (44.6) 115 (40.6) 238 (42.6)

High school education or less
161 (58.3) 156 (55.2) 317 (56.8)

Employed full time
110 (39.9) 123 (43.5) 233 (41.7)

<200% Federal Poverty Level
177 (64.1) 184 (64.8) 361 (64.5)

Health insurance
174 (63.0) 178 (62.7) 352 (62.9)

Prescription cessation medication coverage
161 (58.3) 159 (56.2) 320 (57.3)
Medical history

Hypertension
121 (43.8) 121 (42.8) 242 (43.3)

High cholesterol
119 (43.1) 103 (36.4) 222 (39.7)

Chronic lung disease
91 (33.0) 98 (34.6) 189 (33.8)

Diabetes
55 (19.9) 48 (17.0) 103 (18.4)

Heart disease
30 (10.9) 28 (9.9) 58 (10.4)

Cancer
23 (8.3) 25 (8.8) 48 (8.6)

Stroke
8 (2.9) 15 (5.3) 23 (4.1)
Mental health co-morbidities

PHQ-2, depressiona
137 (49.6) 142 (50.2) 279 (49.9)

AUDIT-C, high risk drinkingb
58 (21.0) 71 (25.0) 129 (23.0)

GAD-2c
115 (41.7) 111 (39.2) 226 (40.4)
Current smoking

Current cigarettes per day, mean (SD)
20.3 (10.7) 19.2 (9.8) 19.7 (10.3)

Nicotine dependence (FTND), mean (SD)
4.91 (2.2) 4.85 (2.4) 4.9 (2.3)
Smoking history

Age started smoking regularly, yrs, mean (SD)
16.9 (4.4) 17.4 (5.5) 17.1 (5.0)

No. quit attempts, past 12 months, mean (SD)
2.0 (3.2) 2.1 (2.9) 2.0 (3.1)

Prior use of cessation pharmacotherapy (any)
210 (76.1) 200 (70.7) 410 (73.4)

Longest period of past abstinence in days, mean (SD)
331.9 (768.2) 432.6 (1016.2) 382.9 (902.9)
Interest in quitting

Readiness to stop smoking





Pre-contemplation 7 (2.5) 7 (2.5) 14 (2.5)


Contemplation 105 (38.0) 113 (39.9) 218 (39.0)


Preparation 164 (59.4) 163 (57.6) 327 (58.5)

Importance of quitting (0-10 low-high), mean (SD)
9.4 (1.5) 9.3 (1.5) 9.4 (1.5)

PCSC (1-7 low-high), mean (SD)d
5.0 (1.5) 5.0 (1.5) 5.0 (1.5)
Computer, Internet, and telemedicine use

Currently have a functional computer in home
203 (73.6) 188 (66.4) 391 (70.0)

Currently have Internet access in home
193 (69.3) 182 (64.3) 375 (67.1)

Ever been seen by a doctor via telemedicine, ITV, or webcam
11 (4.0) 14 (5.0) 25 (4.5)
Attitudes toward computers, communication technology, and health technology

I am comfortable using computers, (% agree-strongly agree)
161 (58.3) 173 (61.1) 334 (59.8)

I am comfortable using other communication technologies, such as mobile phones, mp3 players, or Web cameras, (% agree-strongly agree)
179 (64.9) 172 (60.8) 351 (62.8)

I am interested in receiving health care in my home using computers or communication technologies, (% agree-strongly agree)
155 (56.2) 168 (59.4) 323 (57.8)

I am confident my personal information is kept private when using communication technologies, (% agree-strongly agree)
194 (70.3) 183 (64.7) 377 (67.4)

aPHQ-2: Patient Health Questionnaire, 2-item version.

bAUDIT-C: Alcohol Use Disorders Identification Test - Consumption, with a binge drinking cutoff of >4 Males, >3 Females.

cGAD-2: Generalized Anxiety Disorder questionnaire, 2-item version.

dPCSC: Perceived Competence Scale for Cessation.