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Fig. 4 | BMC Anesthesiology

Fig. 4

From: Comparison of anesthetic effects of different doses of alfentanil combined with ciprofol in elderly patients undergoing ERCP: a randomized controlled trial

Fig. 4

Comparison of operation time and awakening time (# showed that there were no statistical differences among the three groups, P > 0.05;*showed that the comparison with the group A and group B had statistical differences,(P < 0.05); **showed that the comparison with the group B and group C had statistical differences, (P < 0.05))

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BMC Anesthesiology

ISSN: 1471-2253

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