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. 2022 Feb 11;2022(2):hoac005. doi: 10.1093/hropen/hoac005

Table III.

Mapping different concepts and working definitions used in the literature on women’s reproductive span.

Concept Starts at Ends at Literature
Biological Age at menarche Age at menopause Singh and Ahuja (1980), Beall (1983), Goodman et al. (1985), Kapoor and Kapoor (1986), Menken (1987), Wood and Weinstein (1988), Thomas et al. (2001), Padmadas et al. (2004), Riener et al. (2004), Aydos et al. (2005), Kalichman et al. (2007); Dorjgochoo et al. (2008), Liu et al. (2010), Lu et al. (2010), Cerne et al. (2011)  Fukuda et al.,(2011), Forman et al. (2013), Tea et al. (2013), Pyun et al. (2014), Duarte et al. (2017), Bjelland et al. (2018), Shaw et al. (2018), Demakakos et al. (2019), Gottschalk et al. (2020)  Singh et al. (2020) and Sinha et al. (2021)
Age at menarche Age at natural menopause Morabia et al. (1996), Morabia and Costanza (1998), Johnston (2001), Hefler et al. (2002), Worda et al. (2004), Long et al. (2006), Nichols et al. (2006), Zerbetto et al. (2008), Hartge (2009), He et al. (2009a, 2010), Chen et al. (2010), Barlow (2011), Yunus et al. (2014), Shi et al. (2016), Bjelland et al. (2018), Fernández-Rhodes et al. (2018) and Gottschalk et al. (2020)
Age at menarche Age at induced menopause Snieder et al. (1998), Nichols et al. (2006), Barlow (2011), Chen et al. (2012), Carty et al. (2013), and Bjelland et al. (2018)
Effective Age at first marriage Age at menopause or age at sterilization of the woman or her spouse Padmadas et al. (2004) and Singh et al. (2020)
Age at marriage Age at menopause or age at sterilization of the woman Singh and Singh (2014)
Age at marriage Age at sterilization of the woman or her spouse Murthy (2012a,b)
Age at first marriage or menarche, whichever occurs last Age at menopause or marriage dissolution, whichever occurs first Menken (1987)
Age at marriage Age at sterilization of the woman Wood et al. (1985)
Age at marriage Age at last live birth Mulder (1989) and Singh et al. (2020)
Estimated age at menarche or age at cliteroidectomy minus 6 months Age at last live birth Mulder (1989)
Age at first birth Age at last live birth Horne (1989), Stevenson et al. (1989) and Singh et al. (2020)
Social Age at marriage or entry into a union in which sexual relations take place regularly Age at marriage dissolution or permanent abstinence Menken (1987), Padmadas et al. (2004) and Singh et al. (2020)
Age at which both partners cohabit (approximately a year after marriage) Age at marriage dissolution (widowhood) Wood et al. (1985)