Table 4 Median pain score during injection, treatment, and patient comfort for different intraligamentary syringe systems (Softjet, Citojet, and Ultrajet) by using a 10-point segmented numeric rating scale (NRS)

From: RCT on the effectiveness of the intraligamentary anesthesia and inferior alveolar nerve block on pain during dental treatment

Pain score Softjet Citojet Ultrajet p value
Pain score during injection (0–10); median (IQR) 0.5 (3) 1.5 (4) 1 (3) 0.6
Pain score during treatment (0–10); median (IQR) 0 (2) 1.5 (4) 2 (4) 0.3
Patient comfort during the treatment (0–10); median (IQR) 3 (2) 3 (3) 3 (2) 0.7
  1. IQR, interquartile range
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