North America | USA | 55:45 [12] 57:43 [14] 48:52 [24] 96:4 [42] | 40–79 [12] 55–75 [14] ≥45 [24] | 18% [14] | 10–21% [12] | 12% [24] | 48% [42] | 1988–1994 [24] 2001 [14] 2003–2007 [42] 2007–2010 [12] |
| Canada | 45:55 [15] | ≥40 | 8.9% | 17% | 14% | 5.1% | 2007–2011 |
Europe | Austria | 55:45 [22] | ≥40 | | 26% | 95% [17] | | 2004–2006 |
| Finland | 51:49 [37] | 21–70 | | 5.4–9.4% | | 60% | 1995–1996 |
| Italy | 47:53 [21] 49:51 [39] | ≥14 [21] >25 [39] | 2.8% [21] | 11–18% [39] | | | 1998–1991 [39] 2009 [21] |
| Netherlands | 48:52 [16] | ≥40 | | 3% | | | 2000–2007 |
| Norway | 50:50 [30] 38:62 [43] | 47–78 [30] ≥40 [43] | | 9% [30] | 66% [30] | 26% [43] | 1992–1993 [30] 2009–2010 [43] |
| Spain | 47:53 [35] | 40–80 | | 10.2% | 73% | | 2006–2007 |
| Sweden | 48:52 [22] | ≥40 | 12% | 10–16% | 71% | | 2004–2006 |
| Austria | 55:45 [22] | ≥40 | | 26% | 95% | | 2004–2006 |
| Finland | 51:49 [37] | 21–70 | | 5.4–9.4% | | 60% | 1995–1996 |
Oceania | Australia | 53:47 [44] | >55 [44] | | 19% [13] | | 31% [44] | 2008 [44] |
Africa | Nigeria | 39:61 [51] | ≥40 | 0.3% | 7.7% | | | |
| Malawi | 39:61 [53] 42.1:57.9 [52] | ≥30 ≥18 | | 13.6% 4.3% | | | |
| Cameroon | 0:100 [54] | ≥40 | | 1.6% | | | 2012 |
| Uganda | 49.5:50.5 [50] | ≥30 | | 16.2% | | | 2012 |
| South Africa | 48:52 [57] 37:63 [87] | ≥55 ≥40 | 11.2% | 23.8% | | | 2012 |
South America | Mexico | 39.8:60.2 [63] | 40–84 | 6.03% | 20.6% | 86.2% | 40% | 2008 |
| Peru | 49.3:50.7 [62] 49.2:50.8 [88] | ≥35 ≥35 | 0.4% 0.1% | 6% 4.8% | | | 2010 |
| Brazil | 60.3:39.7 [64] 82.6:17.4 [70] | ≥40 15–63 | 19% 5.1% | 31.5% 1.1% | 71.4% | 14.6% | 2011 |
South-East Asia | China | 49.7:50.3 [71] 49.8:50.2 [72, 73] 41:59 [74] 49.6:50.4 [75] | ≥35 [71] ≥40 [73] | | 5.9% [71] 8.2% [72, 73] (male 7.3%; female 6.4%) [74] (overall 13.6%; male 19.0%; female 8.1%) [75] | 70% without CB; 30% with CB [72] (overall 88.8%; male 86.2%; female 90.7%) [74] | Urban 81%; rural 62.2% [74] (male 67.7%; female 73.7%) [74] | 2000–2001 [71] 2003 [72] 2004–2008 [74] 2014–2015 [75] |
| Hong Kong# | NA [76] | ≥30 | | 3.5% | | | 2000 |
| Singapore# | NA [76] | ≥30 | | 3.5% | | | 2000 |
| Thailand# | NA [76] | ≥30 | | 5.0% | | | 2000 |
| Vietnam# | NA [76] | ≥30 | | 6.7% | | | 2000 |
| Malaysia# | NA [76] | ≥30 | | 4.7% | | | 2000 |
| Indonesia# | NA [76] | ≥30 | | 5.6% | | | 2000 |
| Philippines# | NA [76] | ≥30 | | 6.3% | | | 2000 |
| Taiwan# | NA [76] | ≥30 | | 5.4% | | | 2000 |
| South Korea# | NA [76] | ≥30 | | 5.9% | 36.9% [77] | | 2000 |
| Japan# | NA [76] | ≥30 | | 6.1% | | | 2000 |
The Middle East and South Asia | Abu Dhabi | 55:45 [78] | 40–80 | | 3.7% | | | |
| India | 51.6:48.4 [80] 50.2:49.8 [82] | 17–64 [79] >35 [80] >30 [81] ≥40 [83] | CB 12.5% [79] 1.1–10% [82] | 4.1% [80] 2.44% [81] 5.7–17.3% [83] 4.2% (crude) to 5.5% age-standardised [84] | | | 2007 [81] 2014 [83] 2016 [84] |
| Bangladesh | 45.7:54.3 [85] | ≥40 | | 13.5% (GOLD) and 10.3% (LLN) | | | 2011–2012 |