TABLE 2.

Summary of EEG multi-scale entropy area under the curve (AUC) in pre-operative (awake, eyes closed) and intra-operative conditions (n = 50).

	Mean (SD)	Median [Q1, Q3]	Min, max
Pre-operative AUC	45.19 (2.25)	45.39 [43.83, 46.87]	39.06, 49.14
Intra-operative AUC	48.82 (1.43)	47.32 [46.33, 47.84]	43.03, 48.95
Difference in AUC in pre-operative versus intra-operative condition	1.62 (2.92)*	1.52 [−0.17, 3.11]	−5.83, 9.48

*t-test (for difference from 0), p = 0.0003.