Table 2.

Associations of serum cytokines with PTSD in RA (n = 1,460)

	No Psychiatric Diagnosis	Depression/Anxiety Without PTSD	PTSD
Values, mean (SD)a
Cytokine score	2.33 (0.89)	2.39 (0.91)	2.55 (0.94)
Cytokine number positive	1.08(2.23)	1.23 (2.42)	1.61 (2.66)
All subjectsb
Cytokine score	Reference	0.06 (−0.06, 0.17)	0.18 (0.03, 0.33)c
Cytokine number positive	Reference	0.14 (−0.05, 0.34)	0.34 (0.19, 0.49)d
Anti-CCP positiveb
Cytokine score	Reference	0.10 (−0.03, 0.23)	0.27 (0.10, 0.45)d
Cytokine number positive	Reference	0.16 (−0.07, 0.39)	0.41 (0.21, 0.61)d
Anti-CCP negativeb
Cytokine score	Reference	−0.02 (−0.22, 0.18)	−0.08 (−0.36, 0.19)
Cytokine number positive	Reference	0.22 (−0.42, 0.86)	−0.24 (−0.70, 0.22)

^aValues were log transformed to achieve Gaussian distribution; Models adjusted for age, sex, race, and smoking status.

^bValues represent β coefficients (95% confidence interval)

^cP < 0.05

^dP <0.01