Table 3.
Analysis of generalized estimating equations.
| Parameter | Estimate | SE | 95% Confidence Limits | p-Value | |
|---|---|---|---|---|---|
| PI values | |||||
| Intercept | 5.1413 | 0.4850 | 4.1906 | 6.0919 | <0.0001 |
| Time | −0.8938 | 0.1457 | −1.1793 | −0.6082 | <0.0001 |
| Group | 0.5059 | 0.8001 | −1.0623 | 2.0741 | 0.5272 |
| Time, group | −0.0544 | 0.2184 | −0.4824 | 0.3737 | 0.8034 |
| BIS values | |||||
| Intercept | 70.7969 | 1.4266 | 68.0009 | 73.5929 | <0.0001 |
| Time | −1.3688 | 0.6316 | −2.6066 | −0.1309 | 0.0302 |
| Group | 0.4888 | 2.0224 | −3.4750 | 4.4527 | 0.8090 |
| Time, group | −1.1491 | 0.9412 | −2.9938 | 0.6956 | 0.2221 |
PI: perfusion index, BIS: bispectral index, SE: standard error, p < 0.05 was considered statistically significant.