Author, year | Quality Score | Country | Ethnicity | Case | Control | Sample source | Folate | HWE | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
N | CC | CT | TT | N | CC | CT | TT | |||||||
Boris et al. 2004 [22] | 6 | USA | Caucasian | 168 | 35 | 94 | 39 | 5389 | 2570 | 2213 | 606 | Hospital-based | YES | 0 |
James et al. 2006 [43] | 7 | USA | Caucasian | 356 | 134 | 176 | 46 | 205 | 93 | 90 | 22 | Hospital-based | YES | 0.974 |
Mohammad et al. 2009 [35] | 7 | USA | Asian | 138 | 98 | 35 | 5 | 138 | 120 | 18 | 0 | Population-based | NO | 0.412 |
Pasca et al. 2009 [27] | 8 | Romania | Caucasian | 39 | 21 | 14 | 4 | 80 | 46 | 28 | 6 | Population-based | NO | 0.551 |
dos Santos et al. 2010 [28] | 7 | Brazil | Caucasian | 151 | 60 | 68 | 23 | 100 | 45 | 41 | 14 | Hospital-based | YES | 0.353 |
Liu et al. 2011 [44] | 7 | Canada | Caucasian | 205 | 68 | 98 | 39 | 384 | 177 | 166 | 41 | Population-based | YES | 0.823 |
Liu et al. 2011 [44] | 7 | Canada | Caucasian | 400 | 167 | 179 | 54 | 384 | 177 | 166 | 41 | Population-based | YES | 0.823 |
Schmidt et al. 2011 [45] | 8 | USA | Caucasian | 294 | 128 | 133 | 33 | 180 | 74 | 77 | 29 | Population-based | YES | 0.241 |
Guo et al. 2012 [31] | 7 | China | Asian | 186 | 79 | 77 | 30 | 186 | 87 | 83 | 16 | Population-based | NO | 0.542 |
Divyakolu et al. 2013 [46] | 6 | India | Asian | 50 | 27 | 22 | 1 | 50 | 42 | 8 | 0 | Hospital-based | NO | 0.539 |
Park et al. 2014 [47] | 7 | Korea | Asian | 249 | 76 | 136 | 37 | 423 | 139 | 204 | 80 | Hospital-based | NO | 0.737 |
Sener et al. 2014 [48] | 9 | Turkey | Caucasian | 98 | 44 | 51 | 3 | 70 | 37 | 33 | 0 | Population-based | NO | 0.009 |
Shawky et al. 2014 [46] | 6 | Egypt | Caucasian | 20 | 7 | 10 | 3 | 22 | 16 | 6 | 0 | Hospital-based | NO | 0.459 |
Meguid et al. 2015 [49] | 8 | Egypt | Caucasian | 24 | 11 | 11 | 2 | 30 | 20 | 8 | 2 | Population-based | NO | 0.361 |
El-baz et al. 2017 [32] | 6 | Egypt | Caucasian | 31 | 12 | 15 | 4 | 39 | 35 | 4 | 0 | Hospital-based | YES | 0.735 |
Zhao et al. 2013 [36] | 9 | China | Asian | 200 | 91 | 59 | 50 | 200 | 144 | 39 | 17 | Hospital-based | NO | 0 |