Table 1 Characteristic of the selected studies on the prevalence of Mets
Author, year | Country | Study type | Study year | Study population | Sampling | Sample size | Mean age/ Range | Outcome | Definition/Criteria | Prevalence%(95% CI) |
|---|---|---|---|---|---|---|---|---|---|---|
Payab, 2017 [13], | Iran | C/S | 2015 | Military | Convenience | 2200 | 37.73 | Mets | ATPIII | 11.1 (9.8–12.5) |
ATPIII with waist> 90 cm | 26.6 (24.7–28.5) | |||||||||
ATPIII> 95 cm | 19.6 (17.9–21.3) | |||||||||
Sharma, 2016 [18], | India | C/S | Not provided | Military aircrew | Convenience | 210 | 20–50 | Mets | MS-4 | 33.0 (26.6–39.7) |
ATPIII | 11.9 (7.6–16.7) | |||||||||
IDF | 7.1 (4.0–11.7) | |||||||||
WHO | 3.8 (1.8–7.6) | |||||||||
Gasier, 2016 [20], | US | C | Not provided | Navy (Submariners) | Convenience | 53 | 29 | Mets | ATP-III | 30.0 (18.7–44.5) |
Baygi, 2016 [21], | Iran | C/S | 2015 | Seafarers | Convenience | 234 | 36 | Mets | IDF | 14.9 (10.8–20.3) |
Rhee, 2015 [23], | Korea | C/S | 2014 | Military aviators | Convenience | 911 | 24–49 | Mets | WHO | 9.8 (7.9–11.9) |
Herzog, 2015 [27], | US | C/S | 2012 | Military | Convenience | 79,139 | 18–65 | Mets | ATPIII | 16.7 (15.7–16.2) |
Filho, 2014 [9], | Brazil | C/S | 2012 | Military | Convenience | 452 | 45.8 | Mets | ATPIII | 38.5 (34.0–43.2) |
Scovill, 2012 [31], | US | C/S | Not provided | Mariner | Convenience | 388 | 44 | Mets | ATPIII | 39.0 (34.1–43.9) |
Hagnas, 2012 [33], | Finland | Prospectiv | Not provided | Military | Convenience | 1046 | 19.2 | Mets | IDF | 6.1 (4.8–7.8) |
Costa, 2011 [36], | Brazil | C/S | 2008 | Navy | Convenience | 1383 | 30.7 | Mets | IDF | 17.6 (15.6–19.7) |
Khazale, 2007 [43], | Jordan | C | 2006 | Air force | Convenience | 111 | 32.5 | Mets | ATPIII | 18 (11.6–26.7) |
Al-Qahtani, 2005 [47], | Saudi Arabia | C/S | 2004 | Soldiers | Convenience | 1079 | 20–60 | Mets | ATPIII | 20.8 (18.4–23.3) |
Athyros, 2005 [48], | Greece | C/S | 2003 | Military | Convenience | 300 | 37.0 | Mets | ATPIII | 9.4 (6.4–13.3) |
Bauduceau, 2005 [49], | France | C/S | 2003 | Military | Convenience | 2045 | 38.6 | Mets | ATPIII WHO | 9.0 (7.8–10.3) 14.0 (12.5–15.6) |