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A best linear fit line is shown (black) along with a 1:1 line (dashed black line). The overall correlation coefficient was 0.83 (p<0.001; 95% confidence interval, (0.79, 0.86)). Measurements made in 5 pigs during hypoxia-hypercarbia (pCO2 range 20.7 to 93.7 mmHg).
