Table 1.

The table summarizes “the bundle”, which includes the actions the nurses were supposed to use in the intervention

Activity	Reference*
Collaborate with Antenatal Care	Facilitate parental support. (39, 40)
Home visits	Support in home environment. (41)
Use of Smoking in Children’s Environment Test (SiCET)	Investigate children’s ETS exposure. A basis for dialogue. (33, 34)
Introduce websites	Support in quitting smoking from websites. (35)
Introduce booklets	Information to parents. (37, 38)
Invite and use interpreter	Facilitating the dialogue with parents in their native language. (58, 59)
Motivational Interviewing (MI)	A positive approach to motivating parents’ behaviour changes. (28, 32)
Referrals to an expert in smoking cessation support	Parents have the possibility to meet a certified tobacco treatment specialist. (29)

*References showing the evidence for using these actions are shown in the right column.