Table 2.
Pulse rate changes during the experiment.
| Stage | Time | Pulse rate (bpm) median (IQR) | Comparison to basal PR of each group p value | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Group 1 | Group 2 | Group 3 | Group 0 | Group 1 | Group 2 | Group 3 | Group 0 | ||
| Basal | T10 | 72 (67–78) | 76.5 (71–85) | 78 (69–82) | 72.5 (66–76.75) | ||||
| CPT1 | T25 | 72 (69–75) | 74.5 (70–79) | 75.5 (70–80) | 74.5 (69.5––80) | 0.3334 | 0.2004 | 0.7024 | 0.0015∗ |
| T28 | 83.5 (77–92) | 82.5 (73–90) | 85.5 (78–90) | 78 (75.25–84.75) | <0.001∗ | <0.001∗ | <0.001∗ | <0.001∗ | |
|
| |||||||||
| Rest | T31 | 72 (68–76) | 72.5 (68–80) | 73.5 (68–80) | 73 (66.50–78.25) | 0.4974 | 0.0255∗ | 0.0430∗ | 0.4746 |
| AA | T43a | 71 (67–78) | 72.5 (69–78) | 72.5 (69–78) | 0.7651 | 0.0588 | 0.0738 | ||
| T43b | 63 (57–69) | 63 (61–69) | 67.5 (61–74) | <0.001∗ | <0.001∗ | <0.001∗ | |||
| T48a | 70 (67–77) | 70 (65–76) | 72.5 (67–79) | 0.0666 | <0.001∗ | 0.0018∗ | |||
| T48b | 63.5 (59–70) | 64.5 (62–69) | 67 (62–74) | <0.001∗ | <0.001∗ | <0.001∗ | |||
| T53a | 70 (63–71) | 70 (63–75) | 70 (64–80) | <0.001∗ | <0.001∗ | 0.001∗ | |||
| T53b | 64.5 (59–69) | 64 (61–69) | 66.5 (63–73) | <0.001∗ | <0.001∗ | <0.001∗ | |||
| T58a | 67 (63–70) | 68.5 (65–76) | 72 (63–77) | <0.001∗ | <0.001∗ | <0.001∗ | |||
| T58b | 63.5 (59–69) | 64 (61–72) | 67.5 (62–74) | <0.001∗ | <0.001∗ | <0.001∗ | |||
|
| |||||||||
| CPT2 | T60 | 65 (62–72) | 71 (63–77) | 70.5 (63–77) | 75.5 (71.25–80) | <0.001∗ | <0.001∗ | <0.001∗ | <0.001∗ |
| T63 | 79 (72–84) | 76 (69–88) | 81 (75–88) | 79 (76.25–85) | 0.0065∗ | 0.1207 | 0.0021∗ | <0.001∗ | |
|
| |||||||||
| Rest | T66 | 69.5 (64–74) | 69 (65–74) | 69.5 (63–74) | 73 (68–78.75) | <0.001∗ | <0.001∗ | <0.001∗ | 0.1830 |
PR = pulse rate, IQR = interquartile range, AA = auricular acupressure, CPT1 = first cold pressor test, CPT2 = second cold pressor test, a = before acupoint stimulation, b = after acupoint stimulation. ∗significantly different. Statistical test: t-test.