Table 2 Mean circulating IL-6 across IL-6 gene -174G/C genotypes in this meta-analysis.

From: Circulating interleukin-6 and cancer: A meta-analysis using Mendelian randomization

Author (year)

Ethnicity

Status

Sample size

Circulating IL-6 (pg/mL) across -174G/C genotypes

    

Mean (GG)

SD (GG)

Mean (GC)

SD (GC)

Mean (CC)

SD (CC)

Malaponte (2013)

Caucasian

Cancer patients

130

22.10

4.30

11.90

2.60

5.30

1.50

Malaponte (2013)

Caucasian

Cancer patients

190

7.20

2.20

12.00

1.70

4.50

1.10

Malaponte (2013)

Caucasian

Healthy controls

215

2.80

0.70

2.70

0.50

2.60

0.70

Giannitrapani (2011)

Caucasian

Cancer patients

67

2.20

2.86

2.30

1.70

2.90

0.60

Giannitrapani (2011)

Caucasian

Cancer patients

80

4.80

4.25

3.60

3.00

0.87

1.97

Ognjanovic (2010)

Mixed

Cancer patients and controls

806

1.90

0.05

2.23

2.69

2.35

1.91

Talar-Wojnarowska (2009)

Caucasian

Cancer patients

97

65.00

10.00

27.00

10.00

33.00

10.00

Berkovic (2007)

Caucasian

Cancer patients

80

3.07

1.03

4.31

2.98

7.51

4.33

Belluco (2003)

Caucasian

Cancer patients

62

0.32

0.62

0.14

0.13

0.14

0.13

  1. Abbreviations: SD, standard deviation.