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Table 4 The comparison of visual analog scale (VAS) scores at during coughing at different time points

From: A comparison of thoracic or lumbar patient-controlled epidural analgesia methods after thoracic surgery

Time (hours) Visual Analogue Scala-Coughing Grup TEA vs. Grup LEA (P) The comparation intragroup of postoperative TEA (P) The comparation intragroup of postoperative LEA (P)
TEA group (n = 57) LEA group (n = 63)
Basal 7.75 ± 1.48 7.32 ± 1.52 0.114 Δ Δ
2 5.23 ± 1.96 6.02 ± 2.07 0.035a < 0.0001b < 0.0001c
4 4.72 ± 2.47 5.81 ± 2.7 0.023a < 0.0001b < 0.0001c
8 3.18 ± 0.66 4.1 ± 2.09 0.002a < 0.0001b < 0.0001c
16 3.54 ± 1.72 4.03 ± 1.78 0.029 < 0.0001b < 0.0001c
24 3.21 ± 1.7 3.81 ± 2.01 0.082 < 0.0001b < 0.0001c
  1. TEA, thoracic epidural group; LEA, lumbar epidural group; Values mean ± standard deviation.
  2. aComparation between groups, P < 0.05.
  3. bComparation to basal value in Grup TEA, P < 0.05.
  4. cComparation to basal value in Grup LEA, P < 0.05.