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Table 3 Comparison of defecographic and anal manometric findings between pre- and post-treatment of TAR in rectocele

From: Changes in anorectal physiology following injection sclerotherapy using aluminum potassium sulfate and tannic acid versus transanal repair in patients with symptomatic rectocele; a retrospective cohort study

TAR

Pre-treatment

Post-treatment

P value

Defecography, mean (SD)

 Anorectal angle (°)

  Resting

97.67 (3.78)

99.22 (5.06)

0.229

  Squeezing

91.79 (3.65)

91.76 (3.84)

0.979

  Push

106.10 (5.94)

112.21 (4.92)

< 0.001

 Perineal descent (cm)

1.58 (0.23)

2.43 (0.38)

< 0.001

 Rectocele size (cm)

7.78 (1.00)

2.67 (0.69)

< 0.001

Anorectal manometry, mean (SD)

 MRP (mmHg)

20.18 (2.90)

21.93 (3.54)

0.049

 MSP (mmHg)

87.87 (11.45)

94.23 (11.31)

< 0.001

 Rectal sensation (mL)

  ST

85.67 (11.25)

78.06 (12.02)

0.001

  EDU

157.86 (22.54)

109.19 (24.20)

< 0.001

  MTV

197.52 (31.35)

142.22 (23.83)

< 0.001

  1. Data are expressed as absolute mean (standard deviation)
  2. TAR transanal rectocele repair, SD standard deviation, MRP mean resting pressure, MSP maximal squeezing pressure, ST sensory threshold, EDU earliest defecation urge, MTV maximal tolerable volume