Table 6.

Correlation analysis of venous pH, PvO₂, PvCO₂, and other effect indicators in the SCH group.

		Venous pH	PvO2	PvCO2
K+	r	−0.259	−0.184	−0.327
	p	0.106	0.256	0.040*
FBG	r	0.222	−0.059	−0.273
	p	0.168	0.720	0.088
Lactic acid	r	−0.367	−0.218	0.260
	p	0.020*	0.177	0.106
SOD	r	−0.112	0.105	−0.164
	p	0.491	0.518	0.311

Pearson correlation.

^*p < 0.05.