Table 2 Search terms and limits for the scoping review

Medline

(n = 598)

Pregnancy OR Exp Labour, Obstetric OR

Labour OR

Premature Birth OR

Obstetric Labor, Premature OR preterm.mp

AND

mHealth.mp OR mobile application.mp OR

Exp Mobile Applications

OR smart phone.mp

OR Exp Smartphone

OR Decision aid$.mp

OR Risk assessment tool$.mp OR Predictive model.mp OR App.mp

Papers published between 2007 (when the iPhone and first mobile apps were available) and June 2018; Humans

Embase

(n = 187)

Pregnancy OR Exp Labour, Obstetric OR

Labour OR

Premature Birth OR

Obstetric Labor, Premature OR preterm.mp

AND

mHealth.mp OR mobile application.mp OR

Exp Mobile Applications

OR smart phone.mp

OR Exp Smartphone

OR Decision aid$.mp

OR Risk assessment tool$.mp OR Predictive model.mp OR App.mp

Papers published between 2007 (when the iPhone and first mobile apps were available) and June 2018; Humans; Full text (as large number, n = 479, of abstract only references were returned)

PsychInfo

(n = 61)

Pregnancy OR Exp Labour, Obstetric OR

Labour OR

Premature Birth OR

Obstetric Labor, Premature OR preterm.mp

AND

mHealth.mp OR mobile application.mp OR

Exp Mobile Applications

OR smart phone.mp

OR Exp Smartphone

OR Decision aid$.mp

OR Risk assessment tool$.mp OR Predictive model.mp OR App.mp

Papers published between 2007 (when the iPhone and first mobile apps were available) and June 2018; Humans

Cochrane Database of Systematic Reviews

(n = 46)

Pregnancy: tl, ab, kw (including word variations)

AND

mHealth OR decision aid OR risk assessment tool OR smart phone

OR mobile phone

No limits

JMIR mHealth and uHealth

(n = 43)

Pregnancy OR Labour OR Labor OR Birth

AND

Risk

OR

Decision

No limits