Table 1 Characteristics of studies included in meta-analysis of overall asthma
Study author | Year | Country | continent | Ethnicity | Sex cases/controls | Total cases/control | Age case/control | Genotyping method | Quality score |
|---|---|---|---|---|---|---|---|---|---|
Suzuki et al. | 2000 | Japan | Asian | Caucasian | M = 50/60 F = 100/150 | 120 / 120 | Adult | PCR-RFLP | 6 |
Beghe et al. | 2003 | UK | European | Caucasian | M = 88/99 F = 93/89 | 187 / 182 | Adult | PCR-RFLP | 7 |
Basehore et al. (i) | 2004 | USA | American (USA white) | Caucasian | M = 93/140 F = 98/147 | 233 / 245 | Adult | PCR | 7 |
Basehore et al.(ii) | 2004 | USA | American | American- African | M = 77/91 F = 121/148 | 168 / 269 | Adult | PCR | 6 |
Basehore et al.(iii) | 2004 | USA | American (USA Hispanic) | Caucasian (Hispanic) | M = 54/62 F = 41/89 | 116 / 130 | Adult | PCR | 6 |
Park et al. | 2004 | Korea | Asian | Caucasian | M = 248/302 F = 85/86 | 532 / 170 | Mixed | SnaP shot | 8 |
Donfack et al. (i) | 2005 | USA | American | Caucasian | M = NR F=NR | 126 / 205 | Mixed | LAS | 6 |
Donfack et al.(ii) | 2005 | USA | American | American- African | M = NR F=NR | 205 / 183 | Mixed | LAS | 6 |
Garcia et al. | 2005 | Spain | European | Caucasian | M = NR F=NR | 133 / 79 | Mixed | TaqMan | 6 |
Battle et al. | 2007 | USA | American | American- African | M = 105/156 F = 67/109 | 261 / 176 | Mixed | PCR-RFLP | 6 |
Amirzargar et al. | 2009 | Iran | Asian | Caucasian | M = NR F=NR | 59 / 139 | Mixed | PCR-SSP | 5 |
Jiang et al. | 2009 | China | Asian | Caucasian | M = NR F = NR | 24 / 24 | Adult | PCR-RFLP | 5 |
Daley et al. | 2009 | Australia | Australian | Caucasian | M = NR F = NR | 643 / 751 | Mixed | Illumina Bead array system | 8 |
Haller et al. | 2009 | USA | American | American- African | M = NR F=NR | 72 / 70 | Adult | PCR-RFLP | 6 |
Wang et al. | 2009 | Taiwan | Asian | Caucasian | M = 299/147 F = 245/265 | 446 / 510 | Children | TaqMan | 7 |
Berce et al. | 2010 | Slovenia | European | Caucasian | M = NR F=NR | 106 / 89 | Children | PCR-RFLP | 6 |
Undarmaa et al. (i) | 2010 | Japan | Asian | Caucasian | M = NR F=NR | 324 / 336 | Children | TaqMan-ASA | 7 |
Undarmaa et al.(ii) | 2010 | Japan | Asian | Caucasian | M = NR F=NR | 367 / 676 | Adult | TaqMan-ASA | 8 |
Wu et al. | 2010 | China | Asian | Caucasian | M = 138/114 F = 118/109 | 252 / 227 | Children | PCR-RFLP | 7 |
Michel et al. | 2010 | Germany | European | Caucasian | M = NR F=NR | 703 / 658 | Children | Illumina Sentrix Bead chip | 8 |
Huang et al. | 2011 | China | Asian | Caucasian | M = 51/49 F = 70/52 | 100 / 122 | Children | PCR-RFLP | 6 |
Yang et al. | 2011 | China | Asian | Caucasian | M = 101/101 F = 155/50 | 202 / 205 | Adult | MALDI-TOF | 6 |
Chen et al. | 2011 | China | Asian | Caucasian | M = NR F=NR | 202 / 191 | Children | MALDI-TOF | 7 |
Micheal et al. | 2013 | Pakistan | Asian | Caucasian | M = NR F=NR | 108 / 120 | Mixed | PCR-RFLP | 6 |
Miyake et al. | 2013 | Japan | Asian | Caucasian | M = 0/89 F = 0/1281 | 89 / 1281 | Adult | TaqMan | 6 |
Davoodi et al. | 2013 | India | Asian | Caucasian | M = 45/55 F = 21/29 | 100 / 50 | Adult | Mass Array | 5 |
Wang et al. | 2015 | China | Asian | Caucasian | M = NR F=NR | 392 / 849 | Children | Mass Array | 8 |
Li et al. | 2016 | China | Asian | Caucasian | M = 134/183 F = 151/200 | 317 / 351 | Children | PCR-RFLP | 7 |