Group W ( n = 92 ) has a better info satisfaction ( p = 0.0008 , statistically significant ) , a mean VAS value lower ( p = 0.02 , statistically significant ) and also a lower number of hospitalization days ( p = 0.0265 , statistically significant ) and pain medications used daily , ( p = 0.0120 , statistically significant ) , comparing with group V ( n = 98 ) .