From: The prevalence of orthorexia in exercising populations: a systematic review and meta-analysis
Study ID | Country | Selection | Sample type | Age range | Age Mean ± SD | ON instrument | Cut-off | N | % Female | Sport type | ON prev% | RR % |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Almeida et al. [34] | Portugal | Non-random | Exercisers | 18–59 | 32.8 ± 11.6 | ORTO-15 | 35 | 193 | 58.5 | Individual | 51.8 | 100 |
Bert et al. [76] | Italy | Non-random | Athletes | 18–40 | 26.5 ± 5.4 | ORTO-15 | 40 | 367 | 25.5 | Mixed/unknown | 71.9 | 100 |
Bo et al. [75] | Italy | Non-random | Students | Not provided | 19.9 ± 1.8 | ORTO-15 | 35 | 200 | 32.5 | Mixed/unknown | 26.5 | 87.0 |
Civil [79] | Turkey | Non-random | Athletes | 18–37 | 22.9 ± 4.3 | ORTO-11 | 27 | 143 | 31.5 | Individual | 75.5 | 100 |
Clifford and Blyth [4] | UK | Non-random | Students & athletes | 18–27 | 21 ± 1.0 | ORTO-15 | 40 | 116 | 58.0 | Team sport | 76.6 | 100 |
Dabal [80] | Poland | Non-random | Students | 18–35 | 23.9 ± 4.7 | ORTO-15 | 35 | 83 | 49.6 | Mixed/unknown | 37.3 | 100 |
Dunn et al. [17] | USA | Non-random | Students | Not sited | 21.7 ± 4.8 | ORTO-15 | 40 | 264 | 68.0 | Individual | 74.2 | 93.5 |
Erkin and Göl [78] | Turkey | Non-random | Athletes | 18–56 | 30.5 ± 9.2 | ORTO-11 | 27 | 118 | 92.4 | Individual | 75.0 | 77.1 |
Freire et al. [77] | Brazil | Non-random | Exercisers | 18–34 | 26.6 ± 7.8 | ORTO-15 | 40 | 60 | 63.3 | Individual | 80.0 | 100 |
Kattan [84] | Lebanon | Random | Students | 18–30 | 21.7 ± 1.9 | ORTO-15 | 40 | 152 | 84.0 | Mixed/unknown | 68.4 | 100 |
Keller and Konradsen [71] | Denmark | Non-random | Exercisers | 16–29 | 22 ± 3.4 | OS | 7 | 119 | 53.8 | Individual | 8.4 | 100 |
Kiss-Leizer et al. [83] | Hungary | Non-random | General population | 18–72 | 29.7 ± 10.2 | ORTO-11 | 14–19 | 635 | 79.2 | Individual | 36.9 | 100 |
Labossiere and Thibault [86] | Canada | Non-random | Students & athletes | Not provided | 21.3 ± 1.7 | ORTO-15 | 35 | 133 | 71.4 | Mixed/unknown | 11.3 | 31.6 |
Lewis [70] | USA | Non-random | Students & athletes | 18–23 | 20.5 ± 1.2 | ORTO-15 | 40 | 427 | 44.0 | Team sport | 66.3 | 71.0 |
Malmborg et al. [82] | Sweden | Non-random | Students | 19–29 | 22.8 ± 2.2 | ORTO-15 | 40 | 118 | 54.2 | Mixed/unknown | 78.8 | 66.1 |
De Marchi and Baratto [68] | Portugal | Non-random | Students | 18–39 | 21 ± not provided | ORTO-15 | 40 | 41 | 93.9 | Mixed/unknown | 73.2 | 96.5 |
Rizzieri et al. [74] | Portugal | Non-random | Exercisers | 20–59 | 29.9 ± 7 | ORTO-15 | 40 | 65 | 55.4 | Individual | 89.2 | 100 |
Rudolph and Göring [36] | Germany | Non-random | Athletes | Not provided | 29.4 ± 11.6 | DOS | 30 | 1008 | 44.5 | Individual | 4.3 | 100 |
Segura-Garcia et al. [33] | Italy | Non-random | Athletes | 16–45 | 22.3 ± 4.7 | ORTO-15 | 35 | 577 | 32.8 | Mixed/unknown | 28.8 | 86.8 |
da Silva et al. [72] | Brazil | Non-random | Exercisers | 18–60 | 27.8 ± 5.1 | TOS | 50–75 | 226 | 36.3 | Individual | 5.3 | 100 |
Surala et al. [16] | Poland | Non-random | Athletes | 14–39 | 20.9 ± 4.7 | ORTO-15 | 40 | 273 | 45.8 | Mixed/unknown | 88.3 | 100 |
Tocchetto et al. [73] | Portugal | Non-random | Students & athletes | Not sited | 23.5 ± 1.4 | ORTO-15 | 40 | 50 | 46.0 | Mixed/unknown | 78 | 100 |
Uriegas et al. [69] | USA | Non-random | Students & athletes | 18–40 | 19.6 ± 1.4 | ORTO-15 | 40 | 1090 | 69.4 | Mixed/unknown | 67.9 | 98.6 |
Herranz Valera et al. [85] | Switzerland | Non-random | Athletes | 20–55 | 37 ± 6.7 | ORTO-15 | 40 | 136 | 65.5 | Individual | 86.6 | 23.4 |