Table 3.

 

	Year	N at inception	Years of follow-up	Starting age (years)	Definition of menopausal phases*	Measurement of vasomotor symptoms
Kaufert	1981	148	N/A	mean 50	Pre, peri/immediately post, advanced post	% with symptoms
McKinlay	1992	2,570	5	44–55	Pre, peri, T0, post	% with symptoms in past 2 weeks
Hunter	1992	36	3	47+	Pre, peri/post	% with symptoms
Bardel	2002	2,991	N/A	35–64	Pre, men, post	% with symptoms
Overlie	2002	57	5	47–55	Pre, <1 year post, 1–4 years post	% with symptoms
Keenan	2003	2,602	N/A	45+	Menstruating vs. not	% with symptoms
Juang	2005	1,273	N/A	40–54	Pre, peri, post	% with symptoms in past 2 weeks
Kumari	2005	2,489	N/A		Pre, peri, post	% with symptoms
Miller	2006	356	N/A	45–54	Pre, peri	% with symptoms
Sievert	2006	293	N/A	45–55	Pre, peri, post	% with symptoms

^*Pre = premenopausal; peri = perimenopausal; T0 = final menstrual period; men = menopausal; post = postmenopausal