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Table 4 Subgroup analysis of genetic variants with statistically significance (P-value< 0.05) from observational studies based on ethnicity

From: Genetic variants in migraine: a field synopsis and systematic re-analysis of meta-analyses

Author, year

Gene/variant

Comparison

OR (95%CI)

P-Value

Ethnicity

No. of cases/controls

FPRP Values at Prior probability

BFDP 0.05

BFDP 0.001

OR 1.2

OR 1.5

0.05

0.001

0.05

0.001

Liu L, 2019 [48]

MTHFR/rs1801133

T vs. C

1.18 (1.04–1.34)

0.012

Caucasian 20

9635/27592

0.253

0.947

0.169

0.915

0.766

0.994

Liu L, 2019 [48]

MTHFR/rs1801133

TT vs. CT + CC

1.25 (1.02–1.53)

0.035

Caucasian 20

9635/27592

0.626

0.989

0.376

0.969

0.867

0.997

Liu L, 2019 [48]

MTHFR/rs1801133

TT vs. CC

1.28 (1.02–1.60)

0.036

Caucasian 20

9635/27592

0.667

0.991

0.384

0.968

0.886

0.997

Dong H, 2018 [46]

eNOS/rs2070744

CC vs. TC + TT

1.62 (1.03–2.56)

0.04

Caucasian 4

435/344

0.881

0.997

0.665

0.991

0.908

0.998

Terrazzino S, 2017 [44]

BDNF/rs6265

A vs. G

1.17 (1.03–1.34)

0.014

Caucasian 5

2884/3760

0.408

0.973

0.307

0.959

0.856

0.997

Terrazzino S, 2017 [44]

BDNF/rs6265

AA + GA vs. GG

1.22 (1.05–1.41)

0.011

Caucasian 5

2884/3760

0.247

0.945

0.119

0.877

0.694

0.992

Cai X, 2017 [42]

BDNF/rs2049046

A vs. T

0.88 (0.79–0.98)

0.02

Caucasian 4

1260/1380

0.311

0.960

0.275

0.952

0.855

0.997

Cai X, 2017 [42]

BDNF/rs2049046

AA vs. TA + TT

0.80 (0.67–0.96)

0.02

Caucasian 4

1260/1380

0.486

0.980

0.243

0.944

0.809

0.996

Cai X, 2017 [42]

BDNF/rs2049046

AA vs. TT

0.78 (0.62–0.97)

0.02

Caucasian 4

1260/1380

0.637

0.989

0.345

0.965

0.853

0.997

Cai X, 2017 [42]

BDNF/rs2049046

AA vs. TA

0.81 (0.67–0.99)

0.03

Caucasian 4

1260/1380

0.658

0.990

0.436

0.976

0.887

0.976

Li L, 2015 [37]

ESR1/rs1801132

GG vs. CC

1.63 (1.20–2.22)

0.002

Caucasian 4

1693/1719

0.586

0.987

0.110

0.866

0.600

0.988

Li L, 2015 [37]

ESR1/rs1801132

GG vs. CG + CC

1.63 (1.21–2.21)

0.001

Caucasian 4

1693/1719

0.564

0.986

0.096

0.848

0.572

0.986

Li L, 2015 [37]

ESR1/rs2228480

AG vs. GG

1.19 (1.04–1.35)

0.009

Caucasian 5

1959/1826

0.192

0.926

0.116

0.873

0.696

0.992

Li L, 2015 [37]

ESR1/rs2228480

AA + AG vs. GG

1.17 (1.04–1.33)

0.016

Caucasian 5

1959/1826

0.323

0.962

0.237

0.942

0.821

0.996

Chen M, 2015 [35]

TNF-α/rs1800629

A vs. G

1.74 (1.13–2.67)

0.012

Non-Caucasian 5

985/956

0.828

0.996

0.462

0.978

0.851

0.997

Chen M, 2015 [35]

TNF-α/rs1800629

AA+GA vs. GG

1.82 (1.15–2.87)

0.010

Non-Caucasian 5

985/956

0.838

0.996

0.483

0.980

0.854

0.997

Chen M, 2015 [35]

TNF-α/rs1800629

GA vs. GG

1.78 (1.17–2.72)

0.007

Non-Caucasian 5

985/956

0.810

0.996

0.405

0.973

0.828

0.996

Chen M, 2015 [35]

NOS3/rs1799983

TT vs. GT + GG

1.84 (1.02–3.33)

0.043

Non-Caucasian 3

504/339

0.914

0.998

0.770

0.994

0.923

0.998

Chen M, 2015 [35]

NOS3/rs1799983

TT vs. GG

2.10 (1.14–3.88)

0.018

Non-Caucasian 3

504/339

0.902

0.998

0.706

0.992

0.907

0.998

Liu R, 2014 [32]

TNF-β/rs909253

GG vs. AG + AA

1.38 (1.04–1.84)

0.027

Non-Caucasian 3

746/717

0.759

0.994

0.428

0.975

0.869

0.997