Table 2.
Changes in estimated stroke volume variation before and after fluid challenge
| Responder group (n = 21) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Estimated stroke volume (esSV) (ml) | Estimated stroke volume index (esSVI) (ml/m2) | Estimated stroke volume variation (esSVV) (%) | Systolic blood pressure (sBP) (mmHg) | Mean blood pressure (mBP) (mmHg) | ||||||
| Before | After | Before | After | Before | After | Before | After | Before | After | |
| Mean ± standard deviation (SD) | 59.24 ± 11.60 | 70.24 ± 13.39 | 35.50 ± 5.30 | 42.03 ± 5.60 | 9.03 ± 2.35 | 9.37 ± 4.78 | 85.48 ± 10.54 | 110.29 ± 25.01 | 59.81 ± 8.52 | 76.5 ± 17.74 |
| p-value | 0.00* | 0.00* | 0.67 | 0.00* | 0.00* | |||||
| Non-responder group (n = 22) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| esSV (ml) | esSVI (ml/m2) | esSVV (%) | sBP (mmHg) | mBP (mmHg) | ||||||
| Before | After | Before | After | Before | After | Before | After | Before | After | |
| Mean ± SD | 65.0 ± 16.62 | 68.27 ± 16.80 | 39.37 ± 7.35 | 41.28 ± 7.14 | 6.82 ± 2.67 | 6.95 ± 3.69 | 90.19 ± 12.37 | 96.81 ± 17.38 | 63.43 ± 9.63 | 67.90 ± 11.69 |
| p-value | 0.00* | 0.00* | 0.81 | 0.03* | 0.04* | |||||
Data are presented as mean ± standard deviation values
In both groups, esSVV showed no significant changes (p = 0.67 and 0.81 in the responder and non-responder groups, respectively)
esSV Estimated stroke volume, esSVI Estimated stroke volume index, esSVV Estimated stroke volume variation, sBP Systolic blood pressure, mBP mean blood pressure
*p-value < 0.05 was considered statistically significant