Table 2: TNF-inhibitor and placebo effects for ACR-20 scores according to the statistical random model.

TNF-inhibitor

Prevalence

95% CI

Q-het

Df-het

p-value-het??

I2

Adalimumab

0.267

0.161; 0.373

14.256

2

0.001

85.97

Certolizumab

0.164

0.068; 0.260

16.971

2

0

88.22

Etanercept

0.215

0.129; 0.302

4.125

2

0.127

51.52

Golimumab

0.297

0.237; 0.358

0.656

1

0.418

0

Infliximab

0.319

0.154; 0.485

10.633

1

0.001

90.59