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Table 1 General characteristics of 23 included studies

From: Validity of the international physical activity questionnaire short form (IPAQ-SF): A systematic review

Reference Place of study Targeted population
(general population if not specified)
N % Male Mean age
Scheeres 2009 [18] The Netherlands Chronic fatigue syndrome 226 26.1% 37.0
Kaleth 2010 [33] USA Fibromyalgia patients 30 10.0% 49.1
Lachat 2008 [35] Vietnam Grade-11 students 227 NA 16.0
Mader 2006 [36] Switzerland German-speaking 35 62.9% 54.7
Dinger 2006 [25] USA College students 123 26.0% 20.8
Ekelund 2006 [31] Sweden   185 47.0% 41.8
Vandelanotte 2005 [29] The Netherlands   53 NA NA
Craig 2003 [17] 12 countries   716 49.2% 37.3
Wolin 2008 [39] USA African-Americans 142 35.9% 44.0
Rangul 2008 [23] Norway Secondary school students 67 44.8% 14.9
Kurtze 2008 [39] Norway Men, age 20-39 108 100% 32.4
Macfarlane 2007 [19] Hong Kong, China   49 61.2% 28.7
Faulkner 2006 [32] Canada Schizophrenia patients 35 63.0% 39.7
De Cocker 2009 [30] Belgium   288 48.3% 38.7
Deng 2008 [20] Guangzhou, China   224 33.9% 65.2
Cust 2009 [40] Australia   177 NA NA
Timperio 2004 [42] Australia   285 NA NA
Kolbe-Alexander 2006 [43] South Africa   42 41.0% 66.8
Papathanasiou 2010 [37] Greece   218 51.8% 23.0
Ramirez-Marrero 2010 [38] Puerto Rico Hispanic patients with HIV 58 60.3% 46.5
Ishikawa-Takata 2008 [28] Japan   150 49.3% 38.7
Egeland 2008 [44] Canada Cree Territory 161 59.0% 38.4
Fogelholm 2006 [41] Finland Finnish Defence Forces 967 100% 29.0