Table 4 Factors associated with serum level of IL-6

Schizophrenia

2.86

1.11

4.62

0.001

3.60

1.35

5.86

0.002

Control

Ref.

 Male

1.16

−0.94

3.26

0.280

−0.92

−3.52

1.68

0.489

 Female

Ref.

 18–24 years

−1.75

−4.67

1.17

0.241

−0.97

−3.95

2.01

0.524

 25–34 years

− 1.00

−3.71

1.72

0.471

−0.76

−3.40

1.89

0.575

 35–44 years

−1.46

−4.42

1.50

0.332

−1.76

−4.62

1.10

0.227

 45+ years

Ref.

 Underweight

−0.58

−4.04

2.89

0.744

−1.20

−4.69

2.30

0.503

 Normal

0.27

−2.63

3.17

0.855

0.38

−2.50

3.26

0.797

 Overweight/Obese

Ref.