Table 3 Percentage of cases with cervical funneling at 30 weeks of pregnancy depending on the category of internal os elastographic assessment at 18-22 weeks of pregnancy
Internal os elastography assessment at 18-22 weeks | Number (%) of cases with funneling at 30 weeks | P value | |||
|---|---|---|---|---|---|
Vs Red | Vs Yellow | Vs Blue | Vs Purple | ||
Red | 17 (63.0%) | X | 0.004 | <0.001 | <0.001 |
Yellow | 1 (10.0%) | 0.004 | X | 0.47 | 0.85 |
Blue | 3 (4.5%) | <0.001 | 0.47 | X | 0.31 |
Purple | 19 (8.3%) | <0.001 | 0.85 | 0.31 | X |