Visual Analogue Scale (VAS)
pain
VAS is a measurement of pain intensity rated by participants and ranges from 0 (no pain) to 10 (worst possible pain). The electronic VAS via the Interactive Clinics application had high inter-method reliability (ICC = 0.94, 95%CI = 0.91–0.96) compared to the traditional paper-based VAS and excellent intra- method reliability (ICC = 0.94, 95%CI = 0.91–0.96) [