a negative trendp = 0.0833
Besides, we found a negative trend for PACAP-38 and erythrocyte sedimentation rate (ESR) ( n = 25, p = 0.0833, r = −0.3531), urinary total protein (UTP) ( n = 23, p = 0.0522, r = −0.4191) and serum kappa/lambda ratio (KLR) above 1.65 ( n = 18, p = 0.1144, r = −0.3849), but there was a positive trend with KLR below 0.26 ( n = 8, p = 0.1323, r = 0.5952).