Study	Reason for exclusion
Aertsen‐Van Der Kuip 2006	Abstract only, 3 m follow‐up
Andrews 2007	Cluster‐randomized trial with only 2 community clusters and baseline differences between participants. Nurse‐led counselling confounded with NRT availability and personal contact from a community health worker for the duration of the trial
Avanzini 2011	Not a randomized trial, uses matched controls
Bredie 2011	Only 3 m follow‐up
Browning 2000	Not a randomized trial, uses historical control
Brunner‐Frandsen 2012	Comparison of nurse‐delivered counselling with more intensive smoking cessation therapy. Intensive therapy confounded additional nurse‐delivered telephone support with specialist counselling and pharmacotherapy
Cabezas 2011	Both nurses and/or physicians provided intervention
Carlsson 1998	Describes 5 studies, only 1 reporting smoking cessation is included in review separately (Carlsson 1997)
Caslin 2006	Abstract only, insufficient information for inclusion. Study of nurse intervention for smoking cessation in hospitalized inpatients
Chan 2005	Pilot study of intervention directed at non‐smoking mothers with smoking partners; follow‐up < 6 m
Chan 2008	Intervention directed at non‐smoking mothers with smoking partners
Duffy 2014	Intervention delivered by multiple professionals, not just nurses (listed as Duffy 2012 in previous version, ongoing)
Efraimsson 2008	Less than 6 m follow‐up
Fletcher 1987	Number of quitters after 6 m not stated (Total of 20 participants)
French 2007	Not RCT. Control and intervention ran sequentially. Study of a nurse‐delivered home‐visiting programme to prevent post‐partum relapse
Fritz 2008	Adolescent smokers
Galvin 2001	Only 3 m follow‐up (Total of 42 participants)
Gies 2008	Only 3 m follow‐up. Non‐random assignment to nurse intervention and control. Randomly compared 1 and 4 phone follow‐ups
Griebel 1998	Maximum follow‐up was 6 wks post‐hospital discharge
Haddock 1997	No long‐term follow‐up. Randomization unclear
Hall 2007	Follow‐up < 6 m
Happell 2014	Paper only reports on intervention arm ‐ no control details available
Heath 2012	Not randomized, evaluation
Hjalmarson 2007	Not randomized, intervention allocated by treatment site
Jansink 2013	Originally listed as ongoing study, now completed. Lifestyle intervention for Type 2 diabetes, smoking prevalence and smoking cessation results not reported
Jelley 1995	Not RCT. Control and intervention ran sequentially
Johnson 1999	Not RCT. No equivalent study groups, intervention allocated according to cardiac unit of admission
Johnson 2000	Population and intervention not within scope. Recruited women who had stopped smoking during pregnancy for a relapse prevention intervention
Jonsdottir 2015	Multi‐behaviour intervention, cannot separate out smoking components or smoking population
Katz 2012	Not randomized; pre/post design
Kendrick 1995	Intervention in pregnant smokers. See Chamberlain 2017
Koelewijn‐van Loon 2009	Signficant baseline difference in smoking behaviour between intervention and control groups. Data provided does not specify number quit in relation to those smoking at baseline
Kotz 2009	Effects of nurse intervention (counselling) confounded with pharmacotherapy (nortriptyline)
Kruis 2014	Intervention delivered by multiple professionals, not just nurses
Lakerveld 2010	Abstract only, insufficient detail provided for inclusion
Lakerveld 2013	Multibehaviour intervention, cannot separate out smoking components or smoking population
Lifrak 1997	4 advice sessions with a nurse practitioner compared with a more intensive intervention of 16 weekly therapy sessions. All also received nicotine patch therapy
Lou 2013	Only (approximately) 40% of those delivering the intervention were nurses
McHugh 2001	Multiple risk factor intervention with shared care. Cannot evaluate effect of nursing
Meulepas 2007	Cluster‐randomized trial of intervention in people with COPD. Effect of nurse counselling confounded with effect of (GP‐initiated) COPD support service
O'Connor 1992	Intervention in pregnant smokers. See Chamberlain 2017
Persson 2006	Study of nurse‐counselling for smoking cessation in general practice patients with diabetes. Practices assigned to intervention or control; practice assignment not randomized
Planer 2011	Study of bupropion, both intervention and control groups received nurse support
Pozen 1977	Intervention in post‐MI patients. Only 1 m follow‐up, and number of smokers at baseline not reported
Reeve 2000	Follow‐up < 6 m
Reid 2003	Stepped‐care intervention from nurse counsellor confounded with nicotine patch therapy (no evidence of effect of the combination)
Rigotti 1997	Intervention not given by a nurse
Smith 2009	Compares physician + nurse advice with nurse‐initiated counselling only
Stanislaw 1994	Follow‐up < 6 m
Sun 2000	Follow‐up < 6 m
Targhetta 2011	Trial of training of medical staff, including nurses
Van Elderen 1994	Multicomponent intervention, smoking cessation element not clear
Van Zuilen 2011	Study of multifactoral lifestyle intervention for people with chronic kidney disease. Unable to extract data on baseline smokers only; insufficient detail on nature of stop smoking intervention to include
Wadland 1999	Not randomized. The 2 groups were recruited by different means and given different interventions, both of which included telephone counselling by nurses or counsellors
Wadland 2001	Follow‐up < 6 m (90 days). Nurses and counsellors provided telephone‐based intervention
Wewers 1994	Follow up < 6 m
Wewers 2009	Intervention led by lay health advisors (managed by nurses, but nurses never had contact with participants)
Wilson 2008	Planned sample size of 303 not reached, only 91 participants randomized between 3 conditions. Adherence to interventions (5 hrs of individual or group support) was very low. No participants achieved complete cessation
Woollard 1995	No data presented on number of smokers or quitting
Zakrisson 2011	Evaluation of nurse‐led interdisciplinary intervention that involved physicians