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. 2021 Feb;11(2):706–713. doi: 10.21037/qims-20-596

Table 4. The relationship between the IRD and the clinical PFD symptoms.

IRD (mean ± SD, mm) Pelvic floor dysfunction symptoms P value
Present (n=53) Absent (n=49)
Resting 28.9±9.80 27.3±9.24 0.478
Head-lift 25.2±8.47 23.2±8.16 0.530

Statistical method: Student’s t-test. IRD, inter-rectus distance; PFD, pelvic floor dysfunction; SD, standard deviation.