Table 5

Provider correlation analysis

	Resident (n=193)	CRNA (n=227)	CRNA and resident (n=42)
Crystalloid volume vs. pRBC	0.073	−0.044	0.201
Crystalloid volume vs. time in OR	0.641*	0.580*	0.576*
Crystalloid volume vs. EBL	0.155*	−0.012	0.165
Crystalloid volume vs. RI	0.191*	0.065	0.273
Crystalloid volume vs. number of crystalloids	0.460*	0.553*	0.695*
% Normal saline vs. resuscitation parameters
pH	−0.055	−0.006	−0.072
Sodium	0.091	0.197*	0.256
Chloride	0.165	0.068	0.269
Lactate	−0.040	0.128	0.043
GFR	0.087	−0.178*	−0.053
% Lactated Ringer’s solution vs. resuscitation parameters
pH	0.087	−0.077	0.036
Sodium	−0.197*	−0.248*	−0.218
Chloride	−0.145	−0.075	−0.340*
Lactate	−0.008	−0.181*	0.022
GFR	0.069	0.214*	−0.021
% Normosol vs. resuscitation parameters
pH	0.058	0.125	−0.112
Sodium	0.066	0.105	−0.068
Chloride	−0.057	0.016	0.113
Lactate	0.008	0.091	−0.098
GFR	−0.108	−0.074	0.017

Analysis by Pearson’s correlation coefficient.
r Value ≤0.35=weak correlation, 0.36–0.67=moderate correlation, ≥0.68=strong correlation.
*P<0.05.
CRNA, certified registered nurse anesthetist, EBL, estimated blood loss, OR, operating room, RI, resuscitation intensity; pRBC, packed red blood cells.