Table 4.
Explaining dosage delivered of Ask (all patients): Logistic regression analyses, N = 867
| Predictor variables | Odds ratio (95% confidence interval) | |
|---|---|---|
| Univariate | Multivariate | |
| Participant characteristics | ||
| Age | 0.98 (0.97;0.99)** | 0.99 (0.95;1.03) |
| Gender (male) | 0.77 (0.59;1.01) | |
| Profession | ||
| GP (ref.) | 1 | 1 |
| Addiction specialist | 38.16 (15.15;96.10)*** | 56.31 (16.33;194.14)*** |
| Anaesthesiologist | 28.29 (12.84;62.31)*** | 50.14 (17.83;141.05)*** |
| Cardiologist | 22.39 (10.03;49.98)*** | 30.70 (11.18;84.32)*** |
| Internist | 43.73 (18.65;102.50)*** | 59.24 (20.61;170.31)*** |
| Neurologist | 9.08 (4.43;18.58)*** | 13.29 (4.90;36.08)*** |
| Paediatrician | 2.36 (0.92;6.04) | 2.95 (0.98;8.89) |
| Pulmonologist | 61.88 (27.94;137.02)*** | 66.00 (26.47;164.57)*** |
| Other | 3.50 (1.55;7.89)** | 5.17 (1.89;14.18)** |
| Surgeon | 9.85 (4.89;19.93)*** | 14.89 (5.68;39.01)*** |
| Youth specialist | 1.90 (0.78;4.64) | 2.91 (1.01;8.39)* |
| Dental hygienist | 14.54 (6.90;30.64)*** | 22.80 (8.01;64.91)*** |
| Dentist | 13.20 (5.13;33.97)*** | 21.98 (6.64;72.74)*** |
| Midwife | 528.00 (68.50;4069.68)*** | 647.02 (79.21;5735.64)*** |
| Years worked | 0.98 (0.97;0.99)** | 1.01 (0.97;1.05) |
| SCC training | 1.14 (0.85;1.54) | |
| Smoking status | ||
| Never (ref.) | 1 | |
| Ex-smoker | 0.92 (0.68;1.24) | |
| Current | 0.64 (0.34;1.18) | |
| Psychosocial factors | ||
| Attitude | 1.14 (0.97;1.33) | |
| Intention | 1.12 (0.96;1.31) | |
| Knowledge | 1.07 (0.95;1.20) | |
| Skills | 1.09 (0.95;1.26) | |
| Social support | 0.91 (0.79;1.05) | |
| Role identity | 1.13 (0.99;1.29) | |
| Outcome expectations | 0.95 (0.80;1.13) | |
| Lack of traininga | 1.000 (0.89;1.13) | |
| Guideline factors | ||
| Agreement content | 0.72 (0.57;0.89)** | 0.93 (0.66;1.31) |
| Guideline presence | 0.40 (0.29;0.53)*** | 0.69 (0.38;1.24) |
| Guideline familiarity | ||
| Unfamiliar (ref.) | 1 | 1 |
| Heard of | 1.48 (1.07;2.04)* | 1.69 (1.11;2.58)* |
| Read | 0.80 (0.58;1.11) | 3.01 (1.52;5.99)** |
| Lack of guideline adaptabilitya | 0.96 (0.83;1.12) | |
| Guideline complexitya | 0.90 (0.76;1.06) | |
| Environmental factors | ||
| Collaboration primary care | 1.13 (0.83;1.54) | |
| Collaboration secondary care | 2.49 (1.64;3.77)*** | 1.40 (0.80;2.43) |
| Financial budget | 0.65 (0.48;0.88)** | 1.22 (0.80;1.86) |
| Lack of patient reimbursementa | 1.15 (1.01;1.31)* | 1.03 (0.84;1.25) |
| Lack of professional rewardsa | 0.98 (0.87;1.10) | |
| Lack of timea | 0.94 (0.83;1.07) | |
| Task interferencea | 1.01 (0.89;1.14) | |
| Lack of materialsa | 1.16 (1.01;1.32)* | 1.02 (0.85;1.23) |
| Lack of referral possibilitiesa | 1.16 (1.01;1.33)* | 1.15 (0.93;1.43) |
| Patient barriers | ||
| Smoking sensitive subjecta | 1.05 (0.94;1.18) | |
| Negative towards smoking cessation carea | 0.98 (0.85;1.13) | |
| Unmotivated to quita | 0.99 (0.86;1.14) | |
| Dishonest about smokinga | 0.91 (0.79;1.05) | |
| Impact patient-provider relationshipa | 0.92 (0.78;1.08) | |
GP general practitioner, ‘Other’ profession includes ophthalmologists, SCC smoking cessation care; abarriers to guideline implementation and provision of smoking cessation care
Multivariate model Cox & Snell R2 = 0.36, Nagelkerke R2 = 048, Model χ2(24) = 392.93, p < .001
* p < .05, ** p < .01, *** p < .001