Table II.

PASI correlation with differences between intensity scores for TNF-α in examined specimens.

	Dif max		Dif average		Dif min
Parameters	r	P-value	r	P-value	r	P-value
Overall PASI	0.225	0.335	0.363	0.127	0.225	0.335
PASI <15	0.902	0.014a	0.983	<0.001a	0.902	0.014a
Female PASI	0.581	0.061	0.543	0.085	0.581	0.061
Male PASI	−0.268	0.520	−0.119	0.779	−0.268	0.520
Onset >40 PASI	0.954	0.001a	0.786	0.036a	0.954	0.001a

r, Spearman correlation coefficient

^aP<0.05 statistically significant; PASI, Psoriasis Area Severity Index; TNF-α, tumor necrosis factor-α.