Table 4: Overall results for the ACR-50 score according to the statistical fixed and random models.

Model

Prevalence

95%CI

Heterogeneity

p-value-het

Q-het

I2

Fixed

0.09

0.078; 0.101

13

0

101.653

87.21

Random

0.109

0.074; 0.144

13

0

101.653

87.21