Table 4 Comparison of reported 24 hour household area concentrations of PM 2.5 across studies from various WHO regions
WHO region | Country | Primary author | Year | N | Reported 24 hr kitchen area concentrations (μg/m3) | N | Reported 24 hr living area concentrations (μg/m3) | |
|---|---|---|---|---|---|---|---|---|
AM (SD) | GM (95% CI) | AM (SD) | ||||||
AFRICA | Ghana | Zhou | 2011 | 42 | 60 (53–68) | |||
AFRICA | The Gambia | Dionisio | 2008 | 13 | 361 (312) | |||
AFRICA | Pennise | Ghana | 2009 | 36 | 650 (490) | |||
AFRICA | Pennise | Ethiopia | 2009 | 33 | 1250 (1280) | |||
AMERICAS | Costa Rica | Park | 2003 | 14 | 37 (33) | |||
AMERICAS | Costa Rica | Park | 2003 | 7 | 58 (22) | |||
AMERICAS | Guatemala | Naeher | 2000 | 9 | 527 (248) | |||
AMERICAS | Guatemala | Naeher | 2001 | 17 | 868 (520) | |||
AMERICAS | Guatemala | McCracken | 1999 | 15 | 1102 | |||
AMERICAS | Mexico | Zuk | 2006 | 36 | 693 (339) | 616 | ||
AMERICAS | Nicaragua | Clark | 2011 | 115 | 1354 (1275) | 913 | ||
AMERICAS | Guatemala | Northcross | 2010 | 138 | 900 (700) | |||
AMERICAS | Mexico | Masera | 2007 | 33 | 1020 | 910 | ||
EMR | Pakistan | Colbeck | 2010 | 14 | 1169 (1489) | 7 | 603 (421) | |
SEAR | Tibet | Gao | 2009 | 30 | 178 (192) | 21 | 103 (85–121) | |
SEAR | India | Dutta | 2007 | 21 | 950 (1210) | |||
SEAR | India | Chengappa | 2007 | 30 | 520 (750) | |||
WPR | China | Baumgartner | 2011 | 107 (74–154) | ||||