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Table 1 Details of eligible AMS-related studies that were included in the meta-analysis

From: Sex-based differences in the prevalence of acute mountain sickness: a meta-analysis

ReferencesLocationRace of subjectsSubjectsDiagnostic criteriaAverage age (years)Altitude (m)Total subjects (n)Prevalence (%)
TotalWomenMen
Murdoch et al. (1995) [4]Shyangboche, AsiaAsianGuestsLLSS ≥345.3374015477.9 (120/154)88.6 (62/70)69.0 (58/84)
Ziaee et al. (2003) [9]Mount Damavand, AsiaAsianHikersLLSS ≥331.9420045960.8 (279/459)58.1 (86/148)63.1 (196/311)
Wagner et al. (2008) [10]Mt. Whitney, North AmericaAmericanHikersLLSS ≥337.6441988642.6 (337/886)37.7 (80/212)44.1 (297/674)
Jafarian et al. (2008) [27]Tehran, AsiaAsianVolunteersLLSS ≥328.834509037.8 (34/90)53.3 (16/30)30.0 (18/60)
Mairer et al. (2009) [22]Austrian Alps, EuropeEuropeanHikersLLSS ≥437.42200–350042216.6 (70/422)18.9 (20/106)15.8 (50/316)
Wu et al. (2010) [28]Lhasa, AsiaAsianPassengersLLSS ≥340.42600–507222227.0 (60/222)34.5 (30/87)22.2 (30/135)
Wang et al. (2010) [11]Jade Mountain, AsiaAsianHikersLLSS ≥340.23925106636.0 (384/1066)36.3 (128/353)35.9 (256/713)
Mairer et al. (2010) [29]Alps, EuropeEuropeanMountaineersLLSS ≥434.7(group 1)
36.8(group 2)
3454 and 381715537.4 (58/155)39.3 (11/28)37.0 (47/127)
Modesti et al. (2011) [8]Mount Everest
Base Camp, Asia
AsianVolunteersLLSS ≥44054004734.0 (16/47)60.0 (9/15)21.9 (7/32)
Chen et al. (2012) [23]Jade Mountain, AsiaAsianHikersLLSS ≥4423402–395278732.8 (258/787)34.7 (92/265)31.8 (166/522)
Maclnnis et al. (2013) [30]Gosainkunda,AsiaAsianPilgrimsLLSS ≥336.7438049134.0 (167/491)45.5 (67/147)29.1 (100/344)
Mandolesi et al. (2014) [31]Mount Rosa, EuropeEuropeanMountaineersLLSS ≥336.43647–45596040.0 (24/60)54.5 (6/11)36.7 (18/49)
Hsu et al. (2015) [32]Jiaming Lake,AsiaAsianMountaineersLLSS ≥319.835509120.9 (19/91)14.3 (4/28)23.8 (15/63)
Ren et al.(2015) [33]Lhasa, AsiaAsianVolunteersLLSS ≥438.43100–43008043.8 (35/80)53.1 (26/49)29.0 (9/31)
Horiuchi et al. (2016) [34]Mount Fuji,AsiaAsianClimbersLLSS ≥336.1377634529.5 (98/345)32.6 (46/141)25.5 (52/204)
Sánchez-Mascuñano et al. (2017) [35]Spain, EuropeEuropeanTravellersLLSS ≥337.7> 340030225.8 (78/302)39.0 (53/156)17.1 (25/146)
Horiuchi et al. (2018) [12]Mount Fuji,AsiaAsianClimbersLLSS ≥337.4> 2870193231.6 (610/1932)32.9 (252/767)30.7 (358/1165)
J. Boos et al. (2018) [36]Himalayas,AsiaAsianMilitary servicemenLLSS ≥332.151408047.5 (38/80)69.2 (18/26)37.0% (20/54)
  1. AMS acute mountain sickness, LLSS Lake Louise Scoring System