“…Most of the studies were quantitative (Chabrol, Teissedre, Armitage, Daniel, & Walburg, 2004; Ito, Koren, & Einarson, 1993; Ito, Lieu, Chan, & Koren, 1999; Ito, Moretti, Liau, & Koren, 1995; Jones & Brown, 2003; Julsgaard et al, 2015; Lacroix et al, 2005; Lee et al, 2000; Matheson, Kristensen, & Lunde, 1990; Pearlstein et al, 2006; Schirm et al, 2004; Thomas, Jairaj, & Mathew, 1994); of these, half were comparative (Chabrol et al, 2004; Ito et al, 1999; Ito et al, 1995; Lacroix et al, 2005; Lee et al, 2000; Schirm et al, 2004) (see Figure 1). The sample size varied from 19 to 820 women for the qualitative studies (Boath, Bradley, & Henshaw, 2004; Sim, Sherriff, Hattingh, Parsons, & Tee, 2013; Spiesser-Robelet et al, 2010) and from 13 to 885 women for the quantitative studies. In 66.7% of these studies, the sample size was greater than 100.…”