| Total sample | Respondents with lifetime GAD | Respondents who obtained treatment for GAD | ||||||
---|---|---|---|---|---|---|---|---|---|
Prevalence of lifetime GAD | Proportion who obtained treatmenta | Proportion who perceived treatment as helpfulb | |||||||
 | % | (SE) | (n) | % | (SE) | (n) | % | (SE) | (n) |
I. Low/middle-income countries | |||||||||
 Sao Paulo, Brazil | 5.1 | (0.4) | (5037) | 23.6 | (3.5) | (280) | 71.4 | (7.4) | (63) |
 Bulgaria | 2.2 | (0.2) | (6826) | 16.8 | (3.2) | (157) | 69.4 | (10.0) | (27) |
 Colombia | 1.9 | (0.3) | (4426) | 15.8 | (4.6) | (84) | 45.0 | (17.4) | (15) |
 Medellin, Colombia | 3.8 | (0.5) | (3261) | 17.9 | (3.4) | (127) | 73.7 | (9.8) | (31) |
 Iraq | 5.0 | (0.6) | (4332) | 22.2 | (5.5) | (220) | 52.5 | (13.8) | (33) |
 Lebanon | 2.3 | (0.3) | (2857) | 12.4 | (4.7) | (71) | 38.1 | (19.1) | (9) |
 Mexico | 1.1 | (0.2) | (5782) | 8.5 | (3.8) | (78) | 28.4 | (17.6) | (8) |
 Peru | 1.0 | (0.1) | (3930) | 23.0 | (8.3) | (40) | 82.1 | (8.5) | (10) |
 All | 2.8 | (0.1) | (36,451) | 19.2 | (1.8) | (1057) | 62.8 | (4.9) | (196) |
 χ27 | 242.3* | 8.4 | 11.2 | ||||||
II. High-income countries | |||||||||
Argentina | 5.2 | (0.6) | (3927) | 34.7 | (6.0) | (224) | 85.1 | (6.0) | (70) |
Australia | 8.0 | (0.4) | (8463) | 49.0 | (2.5) | (713) | 76.7 | (3.0) | (326) |
Belgium | 3.2 | (0.8) | (1043) | 35.6 | (12.5) | (62) | 33.9 | (18.5) | (20) |
France | 6.0 | (0.7) | (1436) | 33.2 | (4.4) | (159) | 71.1 | (7.7) | (62) |
Germany | 1.7 | (0.4) | (1323) | 34.2 | (8.7) | (48) | 80.5 | (13.3) | (19) |
Israel | 4.4 | (0.3) | (4859) | 36.9 | (3.4) | (216) | 44.6 | (5.9) | (76) |
Italy | 1.9 | (0.3) | (1779) | 24.3 | (4.8) | (78) | 89.1 | (6.2) | (25) |
Japan | 2.6 | (0.3) | (4129) | 30.9 | (4.8) | (105) | 67.5 | (10.2) | (30) |
Netherlands | 3.6 | (0.4) | (1094) | 46.4 | (6.3) | (95) | 88.3 | (5.3) | (45) |
New Zealand | 7.9 | (0.3) | (12,790) | 41.2 | (1.9) | (1084) | 68.0 | (2.8) | (411) |
Northern Ireland | 6.4 | (0.4) | (4340) | 39.6 | (2.3) | (334) | 70.2 | (4.9) | (131) |
Poland | 0.9 | (0.1) | (10,081) | 37.8 | (5.0) | (90) | 73.7 | (7.4) | (33) |
Portugal | 6.1 | (0.5) | (3849) | 41.3 | (2.7) | (269) | 73.4 | (5.7) | (104) |
Saudi Arabia | 2.3 | (0.4) | (3638) | 27.5 | (9.1) | (81) | 56.7 | (17.7) | (23) |
Spain | 1.9 | (0.2) | (2121) | 36.3 | (5.0) | (114) | 90.1 | (3.5) | (41) |
Murcia, Spain | 7.0 | (0.9) | (2621) | 37.5 | (4.6) | (193) | 76.4 | (9.4) | (80) |
United States | 7.8 | (0.3) | (9282) | 28.1 | (2.3) | (752) | 69.5 | (3.2) | (205) |
All | 5.3 | (0.1) | (76,775) | 38.4 | (0.9) | (4617) | 70.9 | (1.4) | (1701) |
 | % | (SE) | (n) | % | (SE) | (n) | % | (SE) | (n) |
χ216 | 731.6* | 53.7* | 54.1* | ||||||
III. Pooled countries | |||||||||
All countries | 4.5 | (0.1) | (113,226) | 34.6 | (0.8) | (5674) | 70.0 | (1.4) | (1897) |
χ224 | 1276.3* | 150.4* | 67.0* | ||||||
Low/middle-income countries vs. high-income countries | |||||||||
χ21 | 206.6* | 63.6* | 2.7 |