Fig. 3From: Infrared thermography for assessment of thoracic paravertebral block: a prospective observational studyTemperature (Td) values of the thoracic dermatome (T2-T10) in patients who were performed thoracic paravertebral blocks (TPVB). *P < 0.05 compared with failed TPVB at each time point.!P < 0.01 compared with the baseline valueBack to article page