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JA Clinical Reports

Table 6 HF, LF/HF, and NRS data of the two groups 2 h after admission to PACU

From: Differences in heart rate variability may be related to the appearance of postoperative pain in patients undergoing breast cancer surgery

  Group A Group B p value
HF 41.3 ± 19.8 44.6 ± 14.6 0.621
LF/HF 2.6 ± 2.8 1.5 ± 1.2 0.603
NRS at 2 h admission to PACU 1 ± 0.9 0.5 ± 1 0.292
  1. Group A (16 patients whose postoperative pain did not increase 12 h after the surgery)
  2. Group B (4 patients whose postoperative pain increased 1 h after the surgery)
  3. Data are expressed as means ± SD
  4. LF low-frequency power, HF high-frequency power, NRS numerical rating scale, PACU post-anesthesia care unit
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