Table 6 Comparison of water-perfused HRM manometric parameters studies
Manometric parameters | Present article (channel = 36) London Protocol | Deshmukh et al.19 (channel = 20) | Vierbig et al.20 (channel = 24) | Rasijeff et al.21 (channel = 10) |
|---|---|---|---|---|
Resting manometric parameters | ||||
Mean maximum pressure(mmHg) | ||||
Female | n = 25 | n = 29 | n = 30 | n = 40 |
Mean(SD) | 61.1(16.3) | 64.0 | ||
Med(IQR) | 59.9[51.9;74.0] | 94.0[48.0;117.0] | ||
5th; 95th | [31.9;77.9] | [34.0;101.0] | ||
Male | n = 25 | n = 64 | n = 20 | n = 20 |
Mean (SD) | 62.8 (14.7) | 67.0 | ||
Med (IQR) | 60.9[50.7;75.3] | 88.0[33.0;132.0] | ||
5th; 95th | [43.0; 86.4] | [40.0;116.0] | ||
Mean pressure (mmHg) | ||||
Female | ||||
Mean (SD) | 38.4(9.6) | 79.8(4.0) | ||
Med IQR) | 38.9[30.7;46.0] | |||
Male | 72.20(3.0) | |||
Mean (SD) | 42.1 (9.2) | |||
Med (IQR) | 40.0[35.4;45.1] | |||
Functional anal canal length (cm) | ||||
Female | ||||
Mean(SD) | 3.5(1.0) | 3.0(0.1) | ||
Med(IQR) | 3.6[2.7;4.4] | 1.5[1.0;3.2] | ||
Male | ||||
Mean (SD) | 3.9 (0.8) | 3.3(0.1) | ||
Med (IQR) | 3.9[3.3;4.6] | 2.5[1.1;3.8] | ||
Squeeze manometric parameters | ||||
Maximum incremental pressure(mmHg) | ||||
Female | ||||
Mean(SD) | 108.7(42.7) | 105.0 | ||
Med(IQR) | 102.5[83.6;126.2] | 66.0[10.0;160.0] | ||
5th; 95th | [64.5;178.8] | [27.0;188.0] | ||
Male | ||||
Mean (SD) | 143(50.5) | 177.0 | ||
Med (IQR) | 146.3[114.0;168.8] | 90.0[32.0;150.0] | ||
5th; 95th | [64.7;216.2] | [36.0;305.0] | ||
Maximum absolute squeeze pressure(mmHg) | ||||
Female | ||||
Mean(SD) | 169.9 (44.0) | 170.7(8.0) | ||
Med(IQR) | 168.5[142.8;183.5] | 147.0[83.0;259.0] | ||
Male | ||||
Mean (SD) | 205.7(45.2) | 229.50(17.0) | ||
Med (IQR) | 211.6[180.0;239.6] | 165.0[90.0;377.0] | ||
Cough manometric parameters | ||||
Maximum incremental pressure(mmHg) | ||||
Female | ||||
Mean(SD) | 79.0 | |||
Med(IQR) | ||||
5th; 95th | [28.0;136.0] | |||
Male | ||||
Mean (SD) | 91.0 | |||
Med (IQR) | ||||
5th; 95th | [29.0;152.0] | |||
Push manometric parameters | ||||
Maximum pressure anal canal(mmHg) | ||||
Female | ||||
Mean(SD) | 47.4 (19.0) | |||
Med(IQR) | 43.9[35.7;53.9] | 63.0[18.0-100.0] | ||
Male | ||||
Mean (SD) | 61.3 (26.5) | |||
Med(IQR) | 51.3[46.7;71.1] | 82.0[36.0-170.0] | ||
Maximum pressure rectum(mmHg) | ||||
Female | ||||
Mean(SD) | 27.9(20.5) | |||
Med(IQR) | 23.9[19.0;33.2] | 54.0[26.0-117.0] | ||
Male | ||||
Mean (SD) | 42.5 (18.5) | |||
Med (IQR) | 34.9 [31.1;54.1] | 70.0[34.0-133.0] | ||
Rectum-anal gradient pressure(mmHg) | ||||
Female | ||||
Mean(SD) | -16.1(22.5) | |||
Med(IQR) | -17.9[-24.2; -1.5] | 6.0[-39.0;51.0] | ||
Male | ||||
Mean (SD) | -22.9 (13.2) | |||
Med (IQR) | -20.2[-31.4; -13.9] | -6.0[-78.0;66.0] | ||
Anal canal relaxation (%) | ||||
Female | ||||
Mean(SD) | 6.4 (36.0) | |||
Med(IQR) | 10.2[-22.0;36.4] | 42.0[-24.0;80.0] | ||
Male | ||||
Mean (SD) | -23.7(54.1) | |||
Med (IQR) | -5.7[-48.8;10.2] | 16.0[-38.0;53.0] | ||
Rectal sensory thresholds parameters and RAIR | ||||
First sensation volume(ml) | ||||
Female | ||||
Mean(SD) | 22.9(17.9) | 31.0(1.2) | ||
Med(IQR) | 16.0 [10.0;32.0] | 30.0 [10.0;80.0] | ||
Male | ||||
Mean(SD) | 20.70(20.40] | 43.0(4.8) | ||
Med(IQR) | 12.0[6.0;22.0] | 40.0[10.0;170] | ||
Desire to defaecate volume(ml) | ||||
Female | ||||
Mean(SD) | 38.5(19.70) | 100.0(7.0) | ||
Med(IQR) | 34.0[23.0;48.0] | 90.0[50.0;170.0] | ||
Male | ||||
Mean(SD) | 39.20(24.0) | 102.0(9.4) | ||
Med(IQR) | 34.0 [20.0;50.0] | 105.0[40.0;250.0] | ||
Maximum tolerated volume(ml) | ||||
Female | ||||
Mean(SD) | 141.4(53.10) | 162.0(10.9) | ||
Med(IQR) | 132.0[106.0;164.0] | 140.0[80.0;270.0] | ||
Male | ||||
Mean(SD) | 133.4(44.3) | 167.0(9.8) | ||
Med(IQR) | 125.0[100.0;140.0] | 160.0[80.0;310] | ||
Anal canal relaxation (%) | ||||
Female | ||||
Mean(SD) | 36.8 (15.8) | |||
Med(IQR) | 33.3 [25.7;44.9] | 44.0[17.0;80.0] | ||
Male | ||||
Mean(SD) | 38.4 (13.9) | |||
Med(IQR) | 39.4 [29.5;45.4] | 49.5[0.0;87.0] | ||