Characteristics | Single layer (Total = 55) | Double layer (Total = 32) | P-value | Relative effect | ||
Shape | Semicircular | 29 (52.7%) | 18 (56.3%) | #0.714 | NA | NA |
Triangular | 18 (32.7%) | 8 (25.0%) | ||||
Droplet | 8 (14.6%) | 6 (18.8%) | ||||
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| Mean ± SE | 95% CI | |
Length (mm) | 4.1 ± 1.0 | 5.6 ± 1.0 | ^<0.001* | −1.4 ± 0.2 | −1.9 - −1.0 | |
Depth (mm) | 5.5 ± 1.4 | 4.7 ± 1.2 | ^0.009* | 0.8 ± 0.3 | 0.2–1.4 | |
Width (mm) | 3.7 ± 0.9 | 4.7 ± 0.8 | ^<0.001* | −1.0 ± 0.2 | −1.4 - −0.7 | |
Residual myometrial thickness (mm) | 4.0 ± 1.0 | 5.6 ± 1.2 | ^<0.001* | −1.6 ± 0.2 | −2.1 - −1.1 | |
Adjacent myometrial thickness (mm) | 9.5 ± 1.2 | 10.3 ± 1.3 | ^0.009* | −0.8 ± 0.3 | −1.3 - −0.2 | |
Residual myometrial thickness ratio | 43.0 ± 10.7 | 54.9 ± 10.7 | ^<0.001* | −12.0 ± 2.4 | −16.7 - −7.2 |