Table 5.
Mean value for each measured variable, categorised by the order of use of the ice chips and cooling device and the period of use
| Variable | Sequence | Period 1 | Period 2 |
|---|---|---|---|
| Temperature reduction (°C) | Ice–device | 9.42 | 7.74 |
| Device–ice | 8.07 | 6.73 | |
| Cooling distribution (%) | Ice–device | 46.52 | 47.43 |
| Device–ice | 47.21 | 50.36 | |
| Systolic BP change (mmHg) | Ice–device | −7.40 | 1.50 |
| Device–ice | −0.50 | 5.20 | |
| Diastolic BP change (mmHg) | Ice–device | −0.50 | −0.50 |
| Device–ice | −0.60 | −4.90 | |
| Heart rate change (beats/min) | Ice–device | 8.30 | 5.40 |
| Device–ice | 6.50 | 8.80 |