Table 1.
Baseline patient and clinic characteristics for main analytic sample (n = 5715)
| Variables | Intervention | Control |
|---|---|---|
| Individual level | (n = 2916) | (n = 2799) |
| Age in years (mean, SD) | 47.8 (13.6) | 48.1 (13.7) |
| Male | 1600 (55) | 1548 (55) |
| Graduated high school | 2074 (71) | 2014 (72) |
| Household income above 40 k | 867 (30) | 908 (32) |
| Currently employed | 1523 (52) | 1492 (53) |
| Daily smoking status | 2751 (94) | 2611 (93) |
| Heaviness of smoking index > 3 | 718 (26) | 646 (25) |
| Number of alcohol drinks in past week (mean, SD) | 10.6 (13.2) | 10.5 (12.6) |
| Audit C score (med, IQR) | 5 (4–7) | 5 (4–7) |
| Audit 10 score > = 20 | 141 (5) | 100 (4) |
| Past year attempts to quit smoking | 1493 (51) | 1432 (51) |
| Lifetime attempts to quit smoking > = 11 | 478 (16) | 442 (16) |
| Marijuana use in past 30 days | 968 (33) | 852 (30) |
| Opioid use in past 30 days | 435 (15) | 419 (15) |
| Number of comorbid conditions endorsed (mean, SD) | 2.5 (2.0) | 2.3 (2.0) |
| Cluster level | ||
| Participants per cluster (mean, SD) | 31.4 (31.4) | 30.4 (38.1) |
| Year clinic enrolled first patient in the STOP program | ||
| 2011 | 37 (40) | 34 (37) |
| 2012 | 32 (34) | 26 (28) |
| 2013 | 6 (6) | 8 (9) |
| 2014 | 9 (10) | 13 (14) |
| 2015 | 9 (10) | 10 (11) |
| 2016 | 0 (0) | 1 (1) |
| Local Health Integration Networks* (health regions in Ontario) | ||
| Central | 5 (5) | 4 (4) |
| Central East | 7 (8) | 9 (10) |
| Central West | 3 (3) | 2 (2) |
| Champlain | 10 (11) | 10 (11) |
| Erie-St. Clair | 11 (12) | 4 (4) |
| Hamilton Niagara Haldimand Brant | 9 (10) | 6 (7) |
| Mississauga Halton | 1 (1) | 2 (2) |
| North East | 9 (10) | 12 (13) |
| North Simcoe Muskoka | 3 (3) | 8 (9) |
| North West | 5 (5) | 5 (5) |
| South East | 10 (11) | 7 (8) |
| South West | 8 (9) | 10 (11) |
| Toronto Central | 6 (6) | 8 (9) |
| Waterloo Wellington | 6 (6) | 5 (5) |
Note: Values are numbers (percentages) unless stated otherwise
IQR interquartile range, SD standard deviation
*Local Health Integration Networks (LHINs) are agencies established by the Government of Ontario to plan, coordinate, integrate, and fund health services at a local level. They represent health regions across the province. A total of 14 LHINs have been established across Ontario