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Table 2 clinical presentation before surgery

From: Assessment of the effect of platelet rich plasma on the healing of operated sacrococcygeal pilonidal sinus by lay-open technique: a randomized clinical trial

Symptoms Group A
(N = 50)
Group B
(N = 50)
Chi square test
p-value
Pain 17 (34.0%) 17 (34.0%) 3.6 (0.16) NS
Discharging sinus 27 (54.0%) 20 (40.0%)
Pain and discharge 6 (12.0%) 13 (26.0%)