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Table 1 Estimated effect-site concentration of propofol, adapted Richmond Agitation–Sedation Scale values, and times at which LOR2, LOR1 and LORP occurred. Results are mean ± standard deviation or median [minimum, maximum]

From: Performance of blink reflex in patients during anesthesia induction with propofol and remifentanil: prediction probabilities and multinomial logistic analysis

  LOR2 LOR1 LORP
Time since propofol started (s) 64.70 ± 23.72 112.16 ± 30.82 147.84 ± 27.36
Estimated propofol Ce concentration (µg/mL) 1.45 ± 0.85 2.99 ± 1.19 4.22 ± 1.24
aRASS score 0 [0, − 2] − 2 [0, − 4] − 5
  1. LOR2  loss of R2 component, LOR1 loss of R1 component, LORP loss of responsiveness, aRASS adapted Richmond Agitation–Sedation Scale, Ce effect-site concentration