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Table 2 Comparison of defecographic and anal manometric findings between pre- and post-treatment of ALTAS 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

ALTAS

Pre-treatment

Post-treatment

P value

Defecography, mean (SD)

 Anorectal angle (°)

  Resting

98.86 (5.03)

98.05 (4.24)

0.153

  Squeezing

91.30 (0.60)

90.84 (2.50)

0.400

  Push

104.33 (4.91)

113.95 (4.74)

< 0.001

 Perineal descent (cm)

1.55 (0.18)

2.46 (0.34)

< 0.001

 Rectocele size (cm)

7.74 (0.86)

2.91 (0.52)

< 0.001

Anorectal manometry, mean (SD)

 MRP (mmHg)

19.12 (1.98)

19.66 (2.55)

0.394

 MSP (mmHg)

86.17 (9.40)

85.57 (9.28)

0.791

 Rectal sensation (mL)

  ST

85.53 (11.30)

78.48 (11.91)

0.002

  EDU

158.71 (23.70)

116.97 (25.07)

< 0.001

  MTV

207.64 (34.12)

148.48 (22.38)

< 0.001

  1. Data are expressed as absolute mean (standard deviation)
  2. ALTAS sclerotherapy using aluminum potassium sulfate and tannic acid, SD standard deviation, MRP mean resting pressure, MSP maximal squeezing pressure, ST sensory threshold, EDU earliest defecation urge, MTV maximal tolerable volume