| Place | Cite | Sample | Scale | Depression | Anxiety |
| India | Mathai et al., 1981 [17] | 70 and 70 HC | ICD-9 | 15.71% | 7.14% |
| Nigeria | Aghanwa & Erhabor, 1998 [23] | 53 | ICD-10/GHQ-30 | 30.2% |
|
| Turkey | Aydin & Uluşahin, 2001 [26] | 119 | CIDI, ICD-10, DSM-IV and GHQ-12 | 21% | 20.3% |
| Peru | Vega et al., 2004 [24] | 75 | DSM-IV | 52.2% | 8.7% |
| Pakistan | Husain et al., 2008 [8] | 108 | HAD | 46.3% | 47.2% |
| Nigeria | Issa et al., 2009 [27] | 65 | PHQ-9 | 27.7% |
|
| England | Kruijshaar et al., 2010 [20] | 61 | SF-36/EQ-5D | 48% | 22% |
| Pakistan | Aamir & Aisha, 2010 [28] | 65 | HAD | 72.2% | 72.2% |
| Pakistan | Sulehri et al., 2010 [29] | 60 | BDI-II | 80% |
|
| Nigeria | Ige & Lasebikan, 2011 [30] | 88 | HAD | 45.5% |
|
| Romania | Adina et al., 2011 [31] | 60 | BDI/STAI | 78% | 42% |
| South Africa | Peltzer et al., 2013 [32] | 4900 | Kessler-10 | 81.1% | 32.9% |
| Peru | Ugarte-Gil et al., 2013 [33] | 325 | CES-D | 37% |
|
| Zambia | Van den Heuvel et al., 2013 [14] | 231 | DSM-IV/ICD-10 | 9.3% | 27.9% |
| Pakistan | Rubeen et al., 2014 [21] | 70 and 70 HC | HAD | 37.1% | 37.1% |
| Malaysia | Atif et al., 2014 [34] | 336 | SF-36 | 67.1% |
|
| The Philippines | Masumoto et al., 2014 [35] | 561 | PHQ-9 | 16.8% |
|
| Turkey | Kibrisli et al., 2015 [36] | 94 and 99 HC | LSAS |
| 68.4% |
| India | Singh et al., 2015 [19] | 100 and 100 HC | ICD-10/TMAS/BDI | 44% | 38% |
| Ethiopia | Duko et al., 2015 [37] | 424 | HAD | 43.4% | 41.5% |
| Iran | Emami et al., 2015 [38] | 146 | SCL-90 | 52.7% | 41.1% |
| Taiwan | Yen et al., 2015 [15] | 4629 | ICD-9-CM | 1.71% |
|