Table 2: Adjusted Logistic regression of major systemic involvement, anti-Ro and anti-La seropositivity.

Parameter Odds Ratio 95% C.I. P-Value
Predictors of major systemic involvement
Anti-Ro 2.67 1.09-6.54 0.03
Anti-La 3.25 1.49-6.9 0.003
25(OH)D3 0.63 0.31-1.29 0.2
ARTHRITIS 0.47 0.2-1.14 0.1
CPS a 0.4 0.17-0.93 0.032
Associations of anti-Ro and anti-La antibodies
ARTHRITIS 0.39 0.19-0.81 0.01
CPS a 0.47 0.21-1.04 0.06
SKIN 3.9 1.57-9.7 0.003
NEPHRITIS 1.84 0.74-4.6 0.19
RTAb 2.61 0.77-8.84 0.12
NEUROLOGICAL 1.31 0.45-3.83 0.63
MYOPATHY 2.19 0.57-8.4 0.25
VASCULITIS 1.47 0.54-4.0 0.454
ANA 4.99 2.08-11.98 0.000

a CPS- Chronic Pain Syndrome.
b RTA- Renal Tubular Acidosis.