Effect of Narrow-Band Ultraviolet B Phototherapy and Methotrexate on MicroRNA (146a) Levels in Blood of Psoriatic Patients

Table 3

Comparison between patient groups as regards level of miR146a before and after therapy.

Variable	Group I; Mean ± SD	Group II; Mean ± SD	-test	value
miR146a (RU) before	(22.6 ± 3.3)	(17.3 ± 1.3)	6.6	0.001
miR146a (RU) after	(16.3 ± 1.7)	(14 ± 1.3)	4.8	0.001
-test	7.6	8
value	0.001	0.001