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Table 2 Healing parameters of the groups

From: Platelet-rich plasma treatment improves postoperative recovery in patients with pilonidal sinus disease: a randomized controlled clinical trial

  Group A Group B Group C p
Total number of pits 3.56 ± 1.5
3.5 (1–8)
3.6 ± 1.5
3 (1–8)
2.0 ± 0.7
2 (1–3)
0.004β,γ
Cavity volume (cc) 18.8 ± 8.2
18 (8–39)
22.6 ± 11.5
21 (5–45)
4.0 ± 1.4
4 (2–7)
< 0.001β,γ
Wound healing time (day) 54.4 ± 24.3
48 (23–114)
37.1 ± 16.6
34 (16–81)
13.9 ± 6.6
11 (8–28)
< 0.001β,γ
Recovery time per unit of cavity volume (days/cc) 2.9 ± 0.6
2.9 (2–4)
1.8 ± 0.7
1.5 (0.8–3.6)
3.8 ± 2.1
3.5 (1.8–7)
< 0.001α,γ
  1. αThere was a significant difference between Group A and Group B after post hoc analysis
  2. βThere was a significant difference between Group A and Group C after post hoc analysis
  3. γThere was a significant difference between Group B and Group C after post hoc analysis