Table 5.
Explaining dosage delivered of advise (all or the majority of smokers): Logistic regression analyses, N = 868
| Predictor variables | Odds ratio (95% confidence interval) | |
|---|---|---|
| Univariate | Multivariate | |
| Participant characteristics | ||
| Age | 1.01 (1.00;1.02) | |
| Gender (male) | 1.00 (0.76;1.31) | |
| Profession | ||
| GP (ref.) | 1 | 1 |
| Addiction specialist | 1.18 (0.61;2.32) | 0.71 (0.27;1.82) |
| Anaesthesiologist | 0.20 (0.10;0.42)*** | 0.93 (0.36;2.41) |
| Cardiologist | 1.52 (0.80;2.89) | 4.26 (1.82;9.97)** |
| Internist | 0.81 (0.45;1.46) | 2.30 (1.01;5.24)* |
| Neurologist | 0.35 (0.18;0.67)** | 1.19 (0.49;2.91) |
| Paediatrician | 0.36 (0.16;0.81)* | 0.82 (0.30;2.22) |
| Pulmonologist | 1.20 (0.72;1.99) | 1.58 (0.83;3.02) |
| Other | 0.40 (0.20;0.81)* | 1.07 (0.44;2.63) |
| Surgeon | 0.59 (0.33;1.05) | 2.00 (0.87;4.61) |
| Youth specialist | 0.22 (0.10;0.48)*** | 0.63 (0.24;1.67) |
| Dental hygienist | 0.67 (0.36;1.24) | 1.83 (0.78;4.28) |
| Dentist | 0.12 (0.04;0.43)** | 0.36 (0.09;1.46) |
| Midwife | 1.73 (0.95;3.16) | 3.19 (1.32;7.68)* |
| Years worked | 1.01 (1.00;1.03) | |
| SCC training | 2.58 (1.91;3.50)*** | 1.35 (0.87;2.09) |
| Smoking status | ||
| Never (ref.) | 1 | |
| Ex-smoker | 1.24 (0.92;1.68) | |
| Current | 0.94 (0.50;1.76) | |
| Psychosocial factors | ||
| Attitude | 1.13 (1.05;1.44)* | 0.85 (0.66;1.09) |
| Intention | 1.62 (1.37;1.92)*** | 1.27 (0.98;1.65) |
| Knowledge | 1.56 (1.37;1.77)*** | 1.01 (0.83;1.21) |
| Skills | 1.98 (1.68;2.33)*** | 1.39 (1.12;1.72)** |
| Social support | 1.45 (1.24;1.69)*** | 1.08 (0.89;1.31) |
| Role identity | 1.74 (1.50;2.01)*** | 1.43 (1.16;1.77)** |
| Outcome expectations | 1.24 (1.04;1.47)* | 0.87 (0.68;1.11) |
| Lack of traininga | 0.67 (0.59;0.76)*** | 0.92 (0.77;1.10) |
| Guideline factors | ||
| Agreement content | 1.71 (1.37;2.14)*** | 1.06 (0.76;1.49) |
| Guideline presence | 1.99 (1.48;2.66)*** | 1.11 (0.67;1.83) |
| Guideline familiarity | ||
| Unfamiliar (ref.) | 1 | 1 |
| Heard of | 1.44 (1.03;2.00)* | 0.98 (0.65;1.47) |
| Read | 3.38 (2.41;4.74)*** | 1.47 (0.83;2.61) |
| Lack of guideline adaptabilitya | 0.85 (0.73;0.99)* | 0.96 (0.78;1.18) |
| Guideline complexitya | 0.85 (0.71;1.00) | |
| Environmental factors | ||
| Collaboration primary care | 2.39 (1.76;3.26)*** | 1.50 (1.03;2.19)* |
| Collaboration secondary care | 2.73 (1.86;4.01)*** | 1.53 (0.97;2.21) |
| Financial budget | 1.29 (0.95;1.76) | |
| Lack of patient reimbursementa | 1.31 (1.15;1.48)*** | |
| Lack of professional rewardsa | 1.08 (0.96;1.21) | |
| Lack of timea | 0.82 (0.72;0.93)** | 0.99 (0.81;1.21) |
| Task interferencea | 0.76 (0.67;0.86)*** | 0.93 (0.75;1.15) |
| Lack of materialsa | 0.96 (0.84;1.10) | |
| Lack of referral possibilitiesa | 0.99 (0.87;1.14) | |
| Patient barriers | ||
| Smoking sensitive subjecta | 0.88 (0.79;1.00)* | 1.04 (0.87;1.24) |
| Negative towards smoking cessation carea | 0.84 (0.73;0.96)* | 1.15 (0.92;1.45) |
| Unmotivated to quita | 0.70 (0.60;0.81)*** | 0.81 (0.65;1.00) |
| Dishonest about smokinga | 0.77 (0.67;0.90)** | 0.96 (077.;1.18) |
| Impact patient-provider relationshipa | 0.63 (0.53;0.75)*** | 0.69 (0.55;0.88)** |
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 = 0.22, Nagelkerke R2 = 0.30, Model χ2(36) = 215.87, p < .001
* p < .05, ** p < .01, *** p < .001