Appendix 2.
Relationship Between Patient Characteristics and Treatment by the UKanQuit Quit Smoking Service*
| Referred (n = 853) | Treated (n = 552) | Not Treated (n = 301) | Crude OR (95% CI) | |
|---|---|---|---|---|
| Age mean (SD) | 48.9 (13.7) | 48.5 (13.6) | 49.5 (13.9) | |
| ≤ 33 (ref) | 131 (15.4) | 87 (15.8) | 44 (14.6) | 1.00 |
| 34–47 | 240 (28.1) | 164 (29.7) | 76 (25.3) | 1.09 (0.69,1.72) |
| 48–57 | 252 (29.5) | 155 (28.1) | 97 (32.2) | 0.81 (0.52,1.26) |
| 58–89 | 230 (27.0) | 146 (26.5) | 84 (27.9) | 0.88 (0.56,1.38) |
| Sex n(%) | ||||
| Female (ref) | 383 (45.5) | 238 (43.3) | 145 (49.8) | 1.00 |
| Male | 458 (55.5) | 312 (56.7) | 146 (50.2) | 1.30 (0.98,1.73) |
| Ethnicity n (%) | ||||
| White (ref) | 628 (73.6) | 395 (71.6) | 233 (77.4) | 1.00 |
| Black | 149 (17.5) | 103 (18.7) | 46 (15.3) | 1.32 (0.90,1.94) |
| Hispanic | 20 (2.3) | 14 (2.5) | 6 (2.0) | 1.38 (0.52,3.63) |
| Other | 50 (6.6) | 40 (7.3) | 16 (5.3) | 1.48 (0.81,2.69) |
| Insurance coverage n (%) | ||||
| Commercial (ref) | 267 (31.3) | 164 (29.7) | 103 (34.2) | 1.00 |
| Medicaid | 188 (22.0) | 123 (22.3) | 65 (21.6) | 1.19 (0.81,1.75) |
| Medicare | 228 (26.7) | 153 (27.7) | 75 (24.9) | 1.28 (0.89,1.86) |
| Uninsured | 97 (11.3) | 66 (12.0) | 31 (10.3) | 1.34 (0.82,2.19) |
| Other | 73 (8.6) | 46 (8.3) | 27 (9.0) | 1.07 (0.63,1.83) |
| Years smoked n (%) | ||||
| ≤ 10 years (ref) | 151 (17.8) | 103 (18.7) | 48 (16.2) | 1.00 |
| >10 years | 696 (82.2) | 448 (81.3) | 248 (83.8) | 0.84 (0.58,1.23) |
| Cigarettes packs per day n (%) | ||||
| ≤ 1 pack/day (ref) | 647 (76.3) | 417 (75.7) | 230 (77.4) | 1.00 |
| > 1 pack /day | 201 (23.7) | 134 (24.3) | 67 (22.6) | 1.10 (0.79,1.54) |
| Living with other smoker n (%) | ||||
| No (ref) | 519 (61.4) | 349 (63.3) | 170 (57.6) | 1.00 |
| Yes | 327 (38.7) | 202 (36.7) | 125 (42.4) | 0.79 (0.59,1.05) |
| Admission service n (%) | ||||
| Medical (ref) | 536 (62.9) | 363 (65.8) | 173 (57.5) | 1.00 |
| Surgical | 243 (28.5) | 143 (25.9) | 100 (33.2) | 0.68 (0.50,0.93) |
| Obstetrics | 31 (3.6) | 19 (3.4) | 12 (4.0) | 0.76 (0.36,1.59) |
| Psychiatry | 42 (4.9) | 27 (4.9) | 15 (5.0) | 0.86 (0.45,1.65) |
| Other | 1 (0.1) | 0 (0) | 1 (0.3) | |
| Admission through emergency | ||||
| No (ref) | 403 (51.5) | 248 (48.9) | 155 (56.2) | 1.00 |
| Yes | 380 (48.5) | 259 (51.1) | 121 (43.8) | 1.34 (1.00,1.80) |
| Length of stay (days) | ||||
| Median (range) | 3.0 (39) | 4.0 (39) | 3.0 (38) | |
| <3 days (ref) | 283 (33.2) | 156 (28.3) | 127 (42.2) | 1.00 |
| ≥ 3days | 570 (66.8) | 396 (71.7) | 174 (57.8) | 1.85 (1.38,2.49) |
| Diagnosis n (%) | ||||
| Other diagnosis (ref) | 745 (87.4) | 483 (87.7) | 262 (87.0) | 1.00 |
| Joint Commission core measure diagnosis | 107 (12.6) | 68 (12.3) | 39 (13.0) | 0.95 (0.62,1.44) |
a
Subsamples were slightly different from total n=853 due to missing data.. For sex, n = 841; for years smoked, n = 847; for cigarettes per day, n= 848; for living with other smokers, n = 846; for admission through emergency = 783
Missing values were not included in calculation