Table 4.
Reasons for exclusion of studies
| Reasons for exclusion | Studies |
|---|---|
| In vitro study on cervical cancer lines | Zou 2003 |
| Less than 20 women involved | Barten1987; Pride 1982; Choo1986; Hubert 2012; Snoeck 2000; Choo 1985 |
| Paper not traceable (no abstract available) | Marianowski 1976; Misiewicz 1969 |
| Phase I clinical trial | Meyskens 1986; Weiner 1986; Cheng 2001 |
| Photodynamic therapy | Barnett 2003; Choi 2013; Choi 2014; Fu 2016; Hillemanns 2015, Hillemanns 1999; Hillemanns 2014; Hillemanns 2008; Hillemanns 2015; Paheernik1998; Soergel 2010; Yamaguchi 2005; Wang 2010; Monk 1997; Soergel 2008 |
| Restrospective case series | Geisler 2016 |
| Review, and/or not a randomized clinical trial | Cinel 1991; Snoeck 2001; Chakalova 2004; Tao 2014 |
| Surgical treatment utilized | Pachman 2012; Koeneman 2016; Maiman 1999; Gleeson 1992 |
| Vulvar and/or vaginal intraepithelial neoplasia also treated | Diaz-Arrastia 2001; Lin 2012; Yliskoski 1990 |
| Study on cervical condylomatosis | Alberico 1985 |
| Study on HPV infection only | Shukla 2009; Iljazovic 2006; Niwa 2003; Chen 2013; Cappello 1991; Schettino 2013 |
| Systemic route also utilized | Rotola 1995; Valencia 2011; Follen 2001; Vlastos 2005; Sartor 1993; Osnengo 1990; Alvarez 2016 |