Table 2 Prevalence (%), and change in prevalence (%) of clinician recording of the five key nicotine dependence treatment items for the total patient sample within, and between the three audit periods, pre- (n = 1054), during (n = 2043) and post-intervention (n = 1078)

Smoking status assessed

36.43, n = 384 (32.61, 40.25)

43.47, n = 888 (40.64, 46.29)

51.95, n = 560 (48.03, 55.87)

7.03 (2.28, 11.78)^**

8.48 (3.65,13.31)^**

15.52 (10.04, 20.99)^**

Nicotine dependence assessed

4.74, n = 50 (3.06, 6.43)

4.16, n = 85 (3.02, 5.30)

11.04, n = 119 (8.58, 13.50)

−0.58 (-2.62, 1.45)

6.88 (4.17, 9.59)^**

6.30 (3.31, 9.28)^**

Provided quit advice anywhere in medical record

0.85, n = 9 (0.12, 1.58)

4.11, n = 84 (2.98, 5.24)

8.81, n = 95 (6.59, 11.04)

3.26 (1.91, 4.60)^**

4.70 (2.21, 7.20)^**

7.96 (5.62, 10.30)^**

Prescribed any form of NRT on the medication chart

8.06, n = 85 (5.90, 10.23)

14.88, n = 304 (12.85, 16.91)

26.25, n = 283 (22.80, 29.71)

6.82 (3.85, 9.78)^**

11.37 (7.37, 15.38)^**

18.19 (14.12, 22.26)^**

Treatment for smoking at discharge

8.82, n = 93 (6.57, 11.08)

7.78, n = 159 (6.26, 9.31)

13.45, n =145 (10.77, 16.13)

−1.04 (1.68, -3.76)

5.67 (8.75, 2.59)^**

4.63 (8.12, 1.13)^**