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Table 1 The general characteristic data in the two groups

From: The propofol-sparing effect of intravenous lidocaine in elderly patients undergoing colonoscopy: a randomized, double-blinded, controlled study

  NS + P group (n = 40) L + P group (n = 39)
Age (yr) 71.4 ± 5.1 70.4 ± 4.5
Gender (M/F) 13/27 22/17
Body weight (kg) 57.6 ± 11.5 62.4 ± 12.3
Endoscopic examination time (min) 12.3 ± 4.5 12.3 ± 5.1
Recovery time (min) 4.4 ± 3.0 3.9 ± 3.6
Incidence of IV injection pain (n) 18 11