Table 6 Social norms and prescribing intentions of e-cigarettes at T1 and T2

Are there other GPs in your practice that are willing to prescribe nicotine e-liquids to their patients?^#-

Yes

No

Unsure

n = 6 (16.7%)

n = 7 (19.4%)

n = 23 (63.9%)

n = 21 (10.3%)

n = 52 (25.6%)

n = 130 (64.0%)

χ² = 1.6

df = 2

p = 0.449

n = 6 (30.0%)

n = 6 (30.0%)

n = 8 (40.0%)

n = 6 (9.0%)

n = 24 (35.8%)

n = 37 (55.2%)

χ² = 5.8

df = 2

p = 0.053

How likely are the following groups to influence your decision to counsel, recommend and prescribe e-cigarettes to patients for smoking cessation?

Practice ownership*⁺

Unlikely

Neutral

Likely

n = 14 (37.8%)

n = 12 (32.4%)

n = 11 (29.7%)

n = 115 (56.7%)

n = 60 (29.6%)

n = 28 (13.8%)

χ² = 7.0

df = 2

p = 0.030

n = 10 (50.0%)

n = 6 (30.0%)

n = 4 (20.0%)

n = 47 (69.1%)

n = 15 (22.1%)

n = 6 (8.8%)

χ² = 3.0

df = 2

p = 0.233

Senior Colleagues/GP supervisor^#+

Unlikely

Neutral

Likely

n = 6 (16.2%)

n = 10 (27.0%)

n = 21 (56.8%)

n = 67 (33.2%)

n = 35 (17.3%)

n = 100 (49.5%)

χ² = 4.8

df = 2

p = 0.095

n = 5 (25.0%)

n = 4 (20.0%)

n = 11 (55.0%)

n = 30 (44.1%)

n = 6 (8.8%)

n = 32 (47.1%)

χ² = 3.3

df = 2

p = 0.205

Colleagues^#+

Unlikely

Neutral

Likely

n = 2 (5.6%)

n = 11 (30.6%)

n = 23 (63.9%)

n = 57 (28.1%)

n = 33 (16.3%)

n = 113 (55.7%)

χ² = 10.0

df = 2

p = 0.006

n = 4 (20.0%)

n = 4 (20.0%)

n = 12 (60.0%)

n = 25 (36.8%)

n = 7 (10.3%)

n = 36 (52.9%)

χ² = 2.6

df = 2

p = 0.258

Online GP Groups^{^+}

Unlikely

Neutral

Likely

n = 3 (8.1%)

n = 11 (29.7%)

n = 23 (62.2%)

n = 64 (31.4%)

n = 40 (19.6%)

n = 100 (49.0%)

χ² = 8.7

df = 2

p = 0.013

n = 4 (20.0%)

n = 5 (25.0%)

n = 11 (55.0%)

n = 24 (35.3%)

n = 9 (13.2%)

n = 35 (51.5%)

χ² = 2.5

df = 2

p = 0.290

Patients^#+

Unlikely

Neutral

Likely

n = 6 (16.2%)

n = 8 (21.6%)

n = 23 (62.2%)

n = 107 (53.0%)

n = 52 (25.7%)

n = 43 (21.3%)

χ² = 28.0

df = 2

p = 0.000

n = 2 (10.0%)

n = 4 (20.0%)

n = 17 (70.0%)

n = 39 (57.4%)

n = 15 (22.1%)

n = 14 (20.6%)

χ² = 19.3

df = 2

p = < 0.001

Family Members or Friends^#+

Unlikely

Neutral

Likely

n = 15 (41.7%)

n = 15 (41.7%)

n = 6 (16.7%)

n = 145 (71.4%)

n = 42 (20.7%)

n = 16 (7.9%)

χ² = 12.3

df = 2

p = 0.003

n = 8 (40.0%)

n = 7 (35.0%)

n = 5 (25.0%)

n = 48 (70.6%)

n = 13 (19.1%)

n = 7 (10.3%)

χ² = 6.4

df = 2

p = 0.040