Introduction
Materials and Methods
Definitions
Vaginal Tactile Imager
Biomechanical Parameters
VTI parameter number | VTI test number | Parameter abbreviation | Units | BI-score component | Parameter weight | Norm mean (n = 70) | Norm SD (n = 70) | SUI mean (n = 60) | SUI, SD (n = 60) | 100%*(SUI-norm)/norm | Norm vs SUI p-value |
---|---|---|---|---|---|---|---|---|---|---|---|
2 | 1 | Work | mJ | Elasticity | 0.143 | 55.18 | 22.78 | 23.39 | 10.88 | −57.6 | 1.8E-17 |
3 | 1 | Gmax_a | kPa/mm | Elasticity | 0.143 | 2.30 | 1.44 | 0.81 | 0.55 | −64.9 | 6.8E-12 |
4 | 1 | Gmax_p | kPa/mm | Elasticity | 0.143 | 1.55 | 0.82 | 0.63 | 0.47 | −59.4 | 3.7E-12 |
6 | 1 | Pmax_p | kPa | Elasticity | 0.143 | 23.87 | 11.12 | 9.96 | 6.13 | −58.3 | 2.1E-14 |
7 | 2 | P1max_a | kPa | Support | 0.125 | 35.89 | 22.62 | 7.63 | 5.67 | −78.7 | 2.5E-16 |
8 | 2 | P2max_a | kPa | Support | 0.125 | 12.01 | 5.41 | 4.91 | 2.94 | −59.1 | 1.8E-15 |
10 | 2 | P1max_p | kPa | Support | 0.125 | 13.81 | 6.10 | 5.23 | 3.04 | −62.2 | 1.7E-17 |
11 | 2 | P2max_p | kPa | Support | 0.125 | 11.60 | 4.36 | 5.38 | 2.82 | −53.6 | 1.9E-16 |
12 | 2 | P3max_p | kPa | Support | 0.125 | 7.33 | 3.55 | 4.30 | 2.55 | −41.3 | 1.9E-07 |
13 | 2 | G1max_a | kPa/mm | Support | 0.125 | 1.38 | 1.35 | 0.54 | 0.70 | −61.1 | 2.5E-05 |
14 | 2 | G2max_a | kPa/mm | Support | 0.125 | 0.39 | 0.39 | 0.23 | 0.26 | −41.8 | 6.2E-03 |
17 | 2 | G2max_p | kPa/mm | Support | 0.125 | 0.38 | 0.20 | 0.21 | 0.27 | −43.7 | 8.9E-05 |
21 | 3 | Fs | N | Elasticity | 0.143 | 2.34 | 0.93 | 0.95 | 0.51 | −59.4 | 2.1E-18 |
22 | 3 | P1_l | kPa | Elasticity | 0.143 | 8.96 | 3.26 | 4.41 | 2.47 | −50.7 | 8.3E-15 |
24 | 3 | P3_r | kPa | Elasticity | 0.143 | 9.88 | 4.59 | 4.84 | 2.21 | −51.1 | 2.4E-12 |
27 | 4 | dL_a | mm | Mobility | 0.500 | 4.88 | 5.52 | 1.95 | 7.09 | −60.1 | 9.1E-03 |
28 | 4 | dF_p | N | Contraction | 0.125 | 0.80 | 0.68 | 1.37 | 0.84 | 71.3 | 3.9E-05 |
32 | 5 | dPmax_a | kPa | Contraction | 0.125 | 24.43 | 15.27 | 13.97 | 13.21 | −42.8 | 6.3E-05 |
33 | 5 | Pmax_a | kPa | Contraction | 0.125 | 49.38 | 19.62 | 19.66 | 14.57 | −60.2 | 6.2E-17 |
34 | 5 | dF_p | N | Contraction | 0.125 | 1.55 | 0.76 | 1.19 | 0.80 | −23.0 | 1.1E-02 |
36 | 5 | Pmax_p | kPa | Contraction | 0.125 | 22.25 | 7.41 | 12.91 | 6.85 | −42.0 | 1.4E-11 |
39 | 6 | Pmax_r | kPa | Contraction | 0.125 | 13.96 | 5.90 | 8.34 | 6.01 | −40.2 | 3.7E-07 |
40 | 6 | dF_l | N | Contraction | 0.125 | 0.86 | 0.47 | 0.58 | 0.46 | −31.7 | 1.2E-03 |
44 | 7 | dpcdt_a | %/s | Relaxation | 0.500 | −3.63 | 4.91 | −9.17 | 6.77 | 152.8 | 3.7E-07 |
46 | 7 | dpcdt_p | %/s | Relaxation | 0.500 | −4.16 | 3.69 | −9.63 | 6.80 | 131.5 | 5.6E-08 |
47 | 8 | dF_a | N | Contraction | 0.125 | 1.52 | 0.84 | 1.95 | 0.91 | 28.8 | 5.2E-03 |
52 | 8 | dL_p | mm | Mobility | 0.500 | 3.63 | 4.74 | 7.23 | 7.27 | 99.4 | 9.2E-04 |
Study Population
Norm mean (n = 70) | Norm SD (n = 70) | SUI mean (n = 60) | SUI SD (n = 60) | |
---|---|---|---|---|
Patient age, years | 27.7 | 5.5 | 54.6 | 12.2 |
Patient parity | 0.5 | 1.1 | 1.9 | 0.7 |
Patient weight, kg | 71.1 | 22.5 | 73.8 | 14.7 |
Patient height, cm | 163 | 8 | 163 | 7 |