|  |  |  | Severity |  | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 |  |  |  | Intermittent | Mild | Moderate | Severe | Subgroups | ||||||||
References No. | Country | Study duration | Total n | n | Cost | n | Cost | n | Cost | n | cost | Â | ||||
Institutional | ||||||||||||||||
11 | US | 1 yr | 401 | - | - | 200 | 3339 | 137 | 5,716 | 64 | 16,168 | Â | ||||
13 | Spain | 1 yr | 333 | - | - | 140 | 257,979 | 116 | 385,239 | 77 | 679,091 | Â | ||||
15 | Canada | 1 yr | 940 | - | - | Â | Â | 1,799 | Â | 2,466 | Â | Â | 4,344 | Societal perspective | ||
 |  |  |  |  |  | - | 256 | 744 | 459 | 862 | 225 | 1,192 | Ministry perspective | |||
 |  |  |  |  |  | - |  |  | 877 |  | 1,079 |  |  | 1,763 | patient perspective | |
19 | Turkey | 1 yr | 118 | 4 | 202 | 54 | 1,006 | 46 | 1,954 | 14 | 4,081 | Â | ||||
21 | US | 1 yr | 3002 | - | - | 787 | 5,390 | 1194 | 6,838 | 988 | 9,020 | Â | ||||
23 | France | 1 yr | 318 | 32 | 435 | 78 | 1,134 | 91 | 1,977 | 33 | 4,598 | Â | ||||
27 | Sweden | 1 yr | 115 | 53 | Â | Â | 359 | Â | 62 | Â | 4,473 | Â | Â | |||
30 | France | 1 yr | 261 | - | - | 108 | 606 | 58 | 704 | 63 | 561 | Good control | ||||
 |  |  |  |  |  | - |  |  | 1,184 |  | 808 |  |  | 1,426 | Moderate control | |
 |  |  |  |  |  | - |  |  | 329 |  | 741 |  |  | 4,476 | Poor control | |
35 | Switzerland | 1 yr | 422 | 14 | 511 | 31 | 1,440 | 42 | 3,487 | 72 | 5,228 | Â | ||||
36 | US | 1 yr | 3223 | 515 | 2,875 | 431 | 3,973 | 101 | 6,303 | 27 | 19,820 | Â | ||||
46 | Thailand | 1 yr | 511 | - | 104 | - | 125 | - | 182 | - | 224 | Â | ||||
52 | Spain | 3 mo | 126 | - | - | - | 515 | - | 1,926 | - | 5,544 | Â | ||||
53 | US | 1 yr | 1038 | - | - | - | 536 | - | 1,255 | - | 627 | Good control | ||||
 |  |  |  |  |  | - | 354 | 651 | 200 | 1,119 | 347 | 1.214 | Moderate control | |||
 |  |  |  |  |  | - |  |  | 1,903 |  | 1,953 |  |  | 1,808 | Poor control | |
57 | France | 1 yr | 169 | 66 | Â | Â | 3,942 | Â | 53 | Â | 4,608 | Â | Group P | |||
 |  |  |  | 23 |  |  | 4,527 |  | 27 |  | 9,574 |  | Group A | |||
62 | Turkey | 1 yr | 183 | - | - | 124 | 806 | 36+23 | Â | 1,729 | Â | Â | ||||
67 | US | 2 yrs | 2213 | - | - | 1,007 | 463 | 237 | 374 | 969 | 2,362 | Â | ||||
41 | Australia | 1 yr | 193 | No visits | One visit/yr | 2 Visits/yr | >2 Visits/yr | Urgent visit | Hospitalization | Â | ||||||
 |  |  |  | n | $ | n | $ | n | $ | n | $ | n | $ | n | $ |  |
 |  |  |  | 35 | 80 | 26 | 195 | 38 | 207 | 55 | 202 | 31 | 298 | 8 | 819 |  |
Regional | ||||||||||||||||
50 | Denmark | 1 yr | 115 | 16 | 755 | 47 | 8,856 | 48 | 13,201 | 4 | 40,677 | Â | ||||
17 | Italy | 1 yr | 500 | 174 | 1,165 | 134 | 1,692 | 153 | 2,507 | 39 | 5,382 | Â | ||||
National | ||||||||||||||||
66 | 11 countries | 1 yr | 1201 | - | 1,143 | - | 1,113 | - | 1,213 | - | 1,480 | Â | ||||
 | 10 countries |  | 1124 |  |  |  |  |  |  |  |  |  |  |  |  |  |