Region of study | Country of study | Author | Publication Year | Study Population | Percentage of Women Preferring bleeding patterns | ||
---|---|---|---|---|---|---|---|
Amenorrhea/Never Bleeding | Other than monthly bleeding or amenorrhea (ranging from 2 months to 1 year) | Monthly Bleeding | |||||
Africa | Nigeria | Glasier | 2003 | Aged 20+ | Sagamu: 13% | Sagamu: 12% | Sagamu: 71% |
South Africa | Glasier | 2003 | Aged 20+ | Cape Town: 9–36%a | Cape Town: 15–27%a | Cape Town: 30–49%a | |
Tunisia | d’Arcangues | 2011 | Aged 18–38 Norplant users | Tunis: 0% | Tunis: 5% | Tunis: 95% | |
Americas | Brazil | Snow | 2007 | Aged 18–49 | ~ 33%b | ~ 37%b | ~ 25%b |
Brazil | Makuch | 2012 | Aged 18–39 | 65.3% | 18.2% | 13.5% | |
Brazil | Szarewski | 2012 | Aged 15–49c | 16% | 55% | n/a | |
Canada | Nguyen | 2011 | Ages not specified | 56%b | n/a | n/a | |
Canada | Szarewski | 2012 | Aged 15–49c | 15% | 38% | n/a | |
Chile | d’Arcangues | 2011 | Aged 18–38 Norplant users | Santiago: 40% | Santiago: 13% | Santiago: 47% | |
Dominican Republic | d’Arcangues | 2011 | Aged 18–38 Norplant users | Santo Domingo: 14% | Santo Domingo: 2% | Santo Domingo: 84% | |
Mexico | Marvan | 2009 | Aged 20–25 and 40–50 Women aged 20–25 were college students | n/a | 66% | 34% | |
United States | Andrist (Contraception) | 2004 | Aged 18–40 | 59% | n/a | ||
United States | Andrist (JAANP) | 2004 | Aged 18–40 | 57% | n/a | ||
United States | Edelman | 2007 | Mean age 27 | 38% | 29% | 34% | |
United States | Snow | 2007 | Aged 18–49 | ~ 33%b | ~ 45%b | ~ 16%b | |
United States | Szarewski | 2012 | Aged 15–49c | 16% | 49% | n/a | |
United States | Lakehomer | 2013 | Mean age 21.4 College students Recent or current contraceptive use | 28% | 65% | n/a | |
Asia | China | Glasier | 2003 | Aged 20+ | Hong Kong: 6% Shanghai: 15% | Hong Kong: 39% Shanghai: 30% | Hong Kong: 42% Shanghai: 43% |
China | Ng | 2008 | Aged 18–49 | 5% | n/a | 70% | |
China | d’Arcangues | 2011 | Aged 18–38 Norplant users | Beijing: 4.6% | Beijing: 10.7% | Beijing: 84.7% | |
India | Bhatt | 2005 | Ages not specified | 10–20%d | 20–60%d | 20–70%d | |
Indonesia | d’Arcangues | 2011 | Aged 18–38 Norplant users | Jakarta: 5.0% | Jakarta: 0% | Jakarta: 95% | |
Europe | Austria | Nappi | 2016 | Aged 18–45 | 32–34%e | 27–31%e | 37–39%e |
Belgium | Nappi | 2016 | Aged 18–45 | 33–54%e | 15–30%e | 31–37%e | |
Czech Republic | Szarewski | 2012 | Aged 15–49c | 17% | 46% | n/a | |
France | Szarewski | 2012 | Aged 15–49c | 17% | 38% | n/a | |
France | Nappi | 2016 | Aged 18–45 | 38–53%e | 15–19%e | 32–43%e | |
Germany | Wiegratz | 2004 | Aged 15–19, 25–34, 45–49, and 52–57 | Women aged 15–57: 48%b Women aged 15–49: 41%b | Women aged 15–57: 18%b Women aged 15–49: 21%b | Women aged 15–57: 24%b Women aged 15–49: 29%b | |
Germany | Snow | 2007 | Aged 18–49 | ~ 8%b | ~ 60%b | ~ 30%b | |
Germany | Szarewski | 2012 | Aged 15–49c | 19% | 42% | n/a | |
Italy | Ferrero | 2006 | Mean age 36.6 | 29% | 28% | 44% | |
Italy | Fruzzetti | 2008 | Aged 18 to 50 | 26% | 42% | 32% | |
Italy | Szarewski | 2012 | Aged 15–49c | 4% | 42% | n/a | |
Italy | Nappi | 2016 | Aged 18–45 | 17–18%e | 30–33%e | 49–53%e | |
Poland | Nappi | 2016 | Aged 18–45 | 14–19%e | 37–42%e | 44% (no difference between use or nonuse of hormonal contraception) | |
Spain | Nappi | 2016 | Aged 18–45 | 19–22%e | 30–39%e | 42–48%e | |
Switzerland | Merki-Feld | 2014 | Aged 15–19, 25–34, and 45–49 | 30% | 32% | 37% | |
United Kingdom | Glasier | 2003 | Aged 20+ | Edinburgh: 37% | Edinburgh: 20% | Edinburgh: 33% | |
United Kingdom | Szarewski | 2012 | Aged 15–49c | 19% | 52% | n/a |