Table 1.
Prevalence of e-cigarette use at intake by patient characteristics (n=1074).
| E-cigarette use | No e-cigarette use |
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|---|---|---|---|---|---|
|
|
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| Total (n = 1074) | (n = 285)* | (n = 789) | p-values a | ||
|
|
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| Gender | Female | 607 (56) | 172 (60) | 435 (55) | - |
| Education level | |||||
| 7-11th Grade | 21 (3) | 8 (4) | 13 (3) | - | |
| High School Graduate | 257 (42) | 86 (43) | 171 (41) | ||
| Partial College | 101 (16) | 32 (16) | 69 (16) | ||
| College Graduate | 200 (32) | 65 (32) | 135 (32) | ||
| Graduate Degree/Professional Training | 38 (6) | 9 (4) | 29 (7) | ||
| Number of past quit attempts | p = 0.012 | ||||
| Never or one time | 311 (31) | 60 (24) | 251 (33) | ||
| Two or more times | 698 (69) | 195 (76) | 503 (67) | ||
| Cancer diagnosis | - | ||||
| Breast | 158 (15) | 37 (13) | 121 (16) | ||
| Colorectal | 64 (6) | 20 (7) | 44 (6) | ||
| Genitourinary | 85 (8) | 25 (9) | 60 (8) | ||
| Gynecological | 59 (6) | 16 (6) | 43 (6) | ||
| Head and neck | 103 (10) | 35 (12) | 68 (9) | ||
| Hepatobiliary | 65 (6) | 16 (6) | 49 (6) | ||
| Thoracic | 210 (20) | 67 (24) | 143 (18) | ||
| Urology | 55 (5) | 10 (4) | 45 (6) | ||
| Other | 264 (25) | 56 (20) | 208 (27) | ||
|
|
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| Average ± stdev | Average ± stdev | ||||
|
|
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| Age (yrs) | 56.3 ± 11.8 | 55.6 ± 10.9 | - | ||
| Longest time without cigarette (days) | 5.8 ± 6.1 | 7.4 ± 9.8 | p = 0.012 | ||
| Number of cigarettes per day | 13.7 ± 9.8 | 12.4 ± 9.2 | p = 0.047 | ||
| Nicotine dependence (Fagerstrom score) | 4.6 ± 2.7 | 3.3 ± 2.7 | p < 0.001 | ||
*
Data are given as sample size and percentages except where noted. Counts do not always add up to the total sample size due to missing responses.
a
p-values were calculated using chi-square statistics for categorical variables and independent-sample t-test for continuous variables; p-values greater than 0.05 were omitted.