Study | Publication year | Country | Branches | Unit/training | Study type | n | Risk factor* |
---|---|---|---|---|---|---|---|
Education (lower) | |||||||
Canham-Chervak [52] | 2006 | USA | Army | Recruits | P | 1156 M, 746 F | Yes |
Fallowfield [77] | 2018 | UK | Air Force | Recruits | P | 990 M, 203 F | Yes |
George [114] | 2012 | USA | Army | Combat medics | P | 1230 | No |
Givon [61] | 2000 | Israel | n/a | P | 2306 M | No (M) | |
Knapik [84] | 2007 | USA | Army | Band | R | 159 M, 46 F | No |
Knapik [87] | 2008 | USA | Army | Recruits BCT | P | 2147 M, 920 F | No |
Knapik [88] | 2009 | USA | Marines | Recruits BCT | P | 840 M, 571 F | No |
Munnoch [91] | 2007 | UK | Marines | P | 1115 M | No (M) | |
Pihlajamäki [93] | 2019 | Finland | n/a | Full duty | R | 4029 M | No (M) |
Reynolds [98] | 2000 | USA | Marines | Winter mountain training | P | 356 | Yes |
Taanila [123] | 2010 | Finland | n/a | Conscripts | P | 944 M | Yes (M) |
Taanila [59] | 2012 | Finland | Army | Conscripts | P | 982 M | Yes (M) |
Taanila [104] | 2015 | Finland | Army | Conscripts | P | 1411 M | No (M) |
Marital status | |||||||
Canham-Chervak [52] | 2006 | USA | Army | Recruits | P | 1156 M, 746 F | No |
Hill [115] | 2013 | USA | Army | Active duty | R | 83,323 | Yes |
Knapik [84] | 2007 | USA | Army | Band | R | 159 M, 46 F | No |
Knapik [87] | 2008 | USA | Army | Recruits BCT | P | 2147 M, 920 F | Yes# |
Knapik [88] | 2009 | USA | Marines | Recruits BCT | P | 840 M, 571 F | No |
Schneider [58] | 2000 | USA | Army | Airborne Div | R | 1214 | No |
Race/ethnicity | |||||||
Bedno [72] | 2013 | USA | Army | IET | P | 8456 M | No (M)1 |
Billings [160] | 2004 | USA | Air Force | Recruits BCT | R | 2006 | Yes2 |
Blacker [161] | 2008 | UK | Army | Recruits | R | 11,937 M, 1480 F | Yes3 |
Bulathsinhala [49] | 2017 | USA | Army | Active duty | R | 1,299,332 | Yes4 |
Canham-Chervak [52] | 2006 | USA | Army | Recruits | P | 1156 M, 746 F | No5 |
Cowan [74] | 2012 | USA | Army | Trainees | P | 1568 F | No (F)1 |
Cowan [75] | 2011 | USA | Army | Recruits | P | 7323 | No1 |
Givon [61] | 2000 | Israel | n/a | P | 2306 M | No (M)6 | |
Grier [79] | 2010 | USA | Multiple | R | 24,177 M | Yes7 | |
Hughes [50] | 2019 | USA | Army | Active duty | R | 120,730 | Yes8 |
Kelly [80] | 2000 | USA | Navy | Recruits BCT | R | 86 F | Yes9 |
Knapik [47] | 2012 | USA | Army | Recruits BCT | R | 475,745 M, 107,906 F | Yes10 |
Knapik [146] | 2007 | USA | Army | Mechanics | R | 518 M, 43 F | No11 |
Knapik [46] | 2018 | USA | Army | Recruits BCT | R | 475,745 M, 107,906 F | Yes10 |
Knapik [87] | 2008 | USA | Army | Recruits BCT | P | 2147 M, 920 F | No12 |
Knapik [88] | 2009 | USA | Marines | Recruits BCT | P | 840 M, 571 F | No13 |
Lappe [55] | 2005 | USA | Army | Recruits BCT | R | 4139 F | Yes14 |
Lappe [56] | 2001 | USA | Army | Recruits BCT | P | 3758 F | Yes15 |
Lauder [90] | 2000 | USA | Army | Active duty | P | 230 F | No (F)16 |
Montain [45] | 2013 | USA | Army | Recruits BCT | R | 421,461 M, 90,141 F | Yes17 |
Owens [152] | 2007 | USA | n/a | Active duty | R | 4451 | Yes18 |
Owens [128] | 2009 | USA | Army, Marines, Navy, Air Force | Active duty | R | 19,730 | Yes19 |
Reynolds [96] | 2009 | USA | Army | Infantry | P | 181 | Yes20 |
Reynolds [97] | 2002 | USA | Army | Construction engineers & Combat artillery soldiers | P | 313 | Yes21 |
Reynolds [98] | 2000 | USA | Marines | Winter mountain training | P | 356 | Yes22 |
Waterman [31] | 2016 | USA | Multiple | Active Duty | R | 5,580,875 | Yes19 |
Wilkinson [60] | 2009 | UK | Army | Infantry | P | 660 | No23 |
Rank (lower) | |||||||
Canham-Chervak [52] | 2006 | USA | Army | Recruits | P | 1156 M, 746 F | No |
Craig [40] | 2000 | USA | Army | Airborne Division | R | 242,949 aircraft exits | Yes |
Darakjy [8] | 2006 | USA | Army | Active duty | P | 4101 M, 413 F | Yes |
Grier [79] | 2010 | USA | Multiple | R | 24,177 M | No (M) | |
Hill [115] | 2013 | USA | Army | Active duty | R | 83,323 | Yes |
Lauder [90] | 2000 | USA | Army | Active duty | P | 230 F | No (F) |
Owens [128] | 2009 | USA | Army, Marines, Navy, Air Force | Active duty | R | 19,730 | Yes |
Reynolds [98] | 2000 | USA | Marines | Winter mountain training | P | 356 | Yes |
Roy [133] | 2012 | USA | Army | Brigade Combat Team## | P | 246 M, 17 F | No |
Skeehan [139] | 2009 | USA | Army, Marine, Navy | Active duty## | R | 3367 | Yes |
Wilkinson [60] | 2009 | UK | Army | Infantry | P | 660 | No |
Season of the year (summer time) | |||||||
Jones [33] | 2008 | USA | Army | Ordinance school students | P | n/a | Yes$ |
Knapik [195] | 2002 | USA | Army | Recruits BCT | R | 1543 M, 1025 F | Yes$ |
Mattila [196] | 2006 | Finland | n/a | P | 213,500 person years | Yes$$ | |
Taanila [197] | 2009 | Finland | Army | Conscripts | P | 955 M | Yes (M)$ |
UV index (higher) | |||||||
Montain [45] | 2013 | USA | Army | Recruits BCT | R | 421,461 M, 90,141 F | Yes |