Table 1 Characteristics of all studies in meta-analysis
From: Association between polymorphisms in ERCC2 gene and oral cancer risk: evidence from a meta-analysis
Author, year | Country | Ethnicity | Age (case/control) | Case gender | Control gender | SNP | Case type | No. (case/control) | Case | Control | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
GG/AA | GA/AC | AA/CC | GG/AA | GA/AC | AA/CC | HWE(P) | |||||||||
(Male/female) | (Male/female) | ||||||||||||||
Mahimkar MB (2010) [10] | India | Asian | 39.0 ± 13.0/39.0 ± 13.0 | 60/6 | 60/2 | Rs1799793 | OL | 66/62 | 23 | 13 | 4 | 23 | 21 | 1 | 0.13 |
Rs13181 | OL | 66/62 | 26 | 20 | 10 | 29 | 23 | 2 | 0.32 | ||||||
Wang Y (2007) [11] | America | Caucasian | 58.3 ± 12.8/59.7 ± 11.0 | 81/63 | 162/126 | Rs1799793 | OL | 144/288 | 50 | 59 | 16 | 140 | 109 | 29 | 0.26 |
Rs13181 | OL | 144/288 | 46 | 77 | 21 | 120 | 132 | 28 | 0.34 | ||||||
Majumder M (2007) [12] | India | Asian | 49.0 ± 11.9/47.0 ± 10.3 | 196/28 | 302/87 | Rs1799793 | OL | 224/388 | 117 | 89 | 18 | 205 | 146 | 36 | 0.18 |
OSCC | 308/388 | 152 | 119 | 34 | 205 | 146 | 36 | 0.18 | |||||||
Total | 532/388 | 269 | 208 | 52 | 205 | 146 | 36 | 0.18 | |||||||
Rs13181 | OL | 224/388 | 105 | 98 | 21 | 190 | 158 | 40 | 0.40 | ||||||
OSCC | 308/388 | 158 | 125 | 26 | 190 | 158 | 40 | 0.40 | |||||||
Total | 532/388 | 263 | 223 | 47 | 190 | 158 | 40 | 0.40 | |||||||
Kietthubthew S (2006) [13] | Thailand | Asian | 67.1/68.4 | 77/29 | 91/73 | Rs13181 | OSCC | 112/192 | 83 | 21 | 1 | 126 | 36 | 2 | 0.75 |
Bau DT (2007) [14] | China | Asian | 53.0 ± 10.1/ 54.4 ± 12.1 | None | None | Rs13181 | OC | 154/105 | 134 | 18 | 2 | 89 | 15 | 1 | 0.68 |
Ramachandran S (2006) [15] | India | Asian | None | None | None | Rs13181 | OC | 110/110 | 49 | 46 | 15 | 71 | 31 | 8 | 0.09 |
OL | 84/110 | 41 | 29 | 14 | 71 | 31 | 8 | 0.09 | |||||||
Total | 194/110 | 90 | 75 | 29 | 71 | 31 | 8 | 0.09 | |||||||