Clinical study of acupuncture combined with surface anesthesia using proparacaine in geriatric cataract phacoemulsification

Figure 5 Comparison of the analgesic effects of anesthetic modalities. A: grading of analgesia efficacy in the surface anesthesia (SA) and compound acupuncture-medicine anesthesia (CAMA) groups; B: Comparison of pain occurrence between the SA and CAMA groups. ^aP < 0.05, ^bP > 0.05. CAMA: Compound acupuncture-medicine anesthesia; SA: Surface anesthesia.