Insulin Facilitates the Recovery of Myocardial Contractility and Conduction during Cardiac Compression in Rabbits with Bupivacaine-Induced Cardiovascular Collapse

Table 2

Changes of arterial blood gas, serum electrolyte, and blood glucose concentration in the control and insulin groups.

	Group	Baseline	CVC	5 min	10 min	15 min	20 min	25 min	30 min
pH	Control	7.47±0.03	7.50±0.08	7.40±0.06	7.40±0.07	7.37±0.09	7.36±0.10	7.35±0.10	7.37±0.08
	Insulin	7.48±0.07	7.51±0.05	7.44±0.06	7.45±0.05	7.41±0.05	7.41±0.06	7.41±0.06	7.42±0.06
PaO2 (mmHg)	Control	139±16	173±33	353±117^†	330±147^†	379±120^†	370±75^†	340±87^†	333±116^†
	Insulin	137±30	198±98	351±111^†	430±66^†	399 ± 81^†	397±65^†	401±79^†	426±103^†
PaCO2 (mmHg)	Control	34±4	24±5^†	34±3	35±3	39±8	42±8	43±9	42±7
	Insulin	34±4	27±4^†	29±5	29±5	37±7	38±6	38±6	38±6
Na^+ (mEq/L)	Control	143±4	143±5	145±5	145±6	146±6^†	148±6^†	147±5^†	148±5^†
	Insulin	142±3	142±4	143±3	144±4	146±4^†	146±3^†	146±3^†	147±4^†
K^+ (mEq/L)	Control	2.9±0.4	2.7±0.5	2.8±0.5	2.9±0.6	3.0±0.4	3.0±0.5	3.0±0.5	2.8±0.5
	Insulin	3.0±0.3	2.8±0.4	2.8±0.6	2.8±0.6^†	2.8±0.5^†	2.7±0.4^†	2.8±0.4^†	2.7±0.3^†
Ca^++ (mEq/L)	Control	2.52±0.21	1.98±0.29^†	2.08±0.38^†	2.11±0.41^†	1.99±0.42^†	2.03±0.42^†	2.02±0.35^†	2.08±0.28^†
	Insulin	2.79±0.32	2.32±0.21^†	2.28±0.29^†	2.28±0.29^†	2.36±0.23^†	2.45±0.24^†	2.46±0.22^†	2.47±0.18^†
Glucose (mg/dL)	Control	256±47	248±50	261±48	260±63	242±44	252±71	255±76	251±74
	Insulin	262±56	245±70	230±84	228±90	197±55^†	179±53^†	167±54^†	152±56^†

Values are mean ± SD.
CVC: cardiovascular collapse.
* 𝑃<0.05 versus control; ^†𝑃<0.05 versus baseline.