Table 4 Comparison of the variant frequencies of c.919-2A > G and c.2168 A > G in SLC26A4 gene in patients from neighboring populations and countries of China
Author Reference | Country /region, area | Samples (n) | c.919-2A > G, No. of allele, frequency (%) | c.2168 A > G, No. of allele, frequency (%) |
|---|---|---|---|---|
in this paper | China /Yunnan | 1167 | 41 (1.76%) | 9 (0.40%) |
Tekin et al., 2003 [18] | Turkey | 333 | 0.00% | 2 (0.30%) |
Anwar S et al., 2009 [19] | Pakistanis | 775 Pakistani families | 0.00% | 0.00% |
Adhikary et al., 2015 [11] | India | 215 | 0.00% | 0.00% |
Kahrizi et al., 2009 [20] | Iran | 80 | 0.00% | 0.00% |
Park et al., 2003 [15] | Korea | 92 | 4 (2.17%) | 5 (2.72%) |
Usami, et al., 1999 [21] | Japan | 264 | 2 (0.38%) | 22 (4.17%) |
Erdenechuluun et al., 2018 [22] | Mongolia | 188 | 7 (1.86%) | 0.00% |
Danilchenko et al., 2021 [23] | Russia/Southern Siberia | 232 | 76 (12.14%) | 4 (0.64%) |
Yuan et al., 2012 [17] | China /27 regions | 2352 | 377 (8.01%) | 71 (1.51%) |
Wang Y et al., 2021 [24] | China / 3 regions | 475 | 65 (6.84%) | 10 (0.98%) |
Liu et al., 2016 [25] | China/Inner Mongolia Autonomous Region | 738 | 168 (11.38%) | 12 (0.81%) |
Yuan et al., 2012 [26] | China/Tibet | 114 | 0.00% | 0.00% |
Duan et al., 2021 [27] | China/ Qinghai | 440 | 42(4.77%) | 17(1.93%) |
Pan et al., 2017 [28] | China/Heilongjiang | 380 | 51 (6.71%) | 25 (3.29%) |
Zhu et al., 2015 [29] | China/Hebei | 318 | 69 (10.85%) | 21 (3.30%) |
Xie et al., 2021 [30] | China/Hubei | 137 | 24 (8.76%) | 4 (1.46%) |
Xiang et al., 2019 [31] | China/Zhejiang | 506 | 37 (3.66%) | 7 (0.69%) |
Lin et al., 2019 [32] | China/Guangdong | 634 | 79 (6.23%) | 11 (0.87%) |
Huang et al., 2018 [33] | China/Hainan | 299 | 24 (4.01%) | 1 (0.17%) |
Wu et al., 2019 [34] | China/Taiwan | 346 | 44 (6.36%) | 39 (5.64%) |
Southwest of China | ||||
Jiang et al., 2015 [35] | China/Chongqing | 59 | 2 (1.69%) | 0.00 |
Dai et al., 2008 [13] | China/Sichuang | 109 | 19 (8.72%) | — |
Dai et al., 2008 [13] | China/Guizhou | 138 | 11(3.99%) | — |
Samples from the same city of Yunnan | ||||
in this paper | Yunnan/Kunming | 89 | 7 (3.93%) | 0.00% |
Xin et al., 2013 [36] | Yunnan /Kunming | 235 | 20 (4.26%) | 3 (0. 64%) |
Dai et al., 2008 [13] | Yunnan /Kunming | 159 | 26 (8.18%) | — |
in this paper | Yunnan /Lincang | 139 | 0.00% | 1 (0.36%) |
Dai et al., 2008 [13] | Yunnan /Lincang | 73 | 2 (1.37%) | — |