Dongni Zhang, Tom Britton
Analysing the Effect of Test-and-Trace Strategy in an SIR Epidemic Model
Bulletin of mathematical biology
study aimed retrospectively compare effect greater occipital nerve gon block performed ultrasonography using low 03 high 05 concentrations bupivacaine pain scores patient satisfaction chronic migraine cm mean number days pain mean duration pain attacks highest numerical rating scale nrs scores recorded 1 month preblock 1 3 months postblock 80 patients 40 group 1 03 bupivacaine 40 group 2 05 bupivacaine underwent ultrasonographyguided gon block recorded patient file data according protocol applied clinic gon block applied patient 6 times procedures total statistically significant difference groups terms number days pain maximum nrs score 1month preblock evaluation p 001 p 0001 3 months postblock statistical difference observed terms number days pain duration pain nrs score p 0961 p 0108 p 0567 intragroup evaluations 3 months postblock number days pain decreased 175 days 7 days group 1 240 days 80 days group 2 duration pain maximum nrs values statistically significantly decreased intragroup evaluation groups pre postblock complications arising procedure local anesthetic used essential points consider applying gon block cm treatment using gon block application similar effect standard local anesthetic application 05 achieved administering local anesthetic lower dose 03