| Univariate logistic regression | Multivariate logistic regression | ||||||||||||
Variable | B | S.E | Wald | Sig | OR | 95% CI for OR | B | S.E | Wald | Sig | OR | 95% CI for OR | ||
Lower | Upper | Lower | Upper | |||||||||||
Age (y) <35 ≥35 | −0.641 | 1.086 | 0.349 | 0.555 | 0.527 | 0.063 | 4.423 |
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BMI (kg/m2) <18.5 18.5 - 24 >24 | −0.096 | 0.372 | 0.066 | 0.797 | 0.909 | 0.439 | 1.883 |
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Marital status unmarried married | 0.238 | 0.382 | 0.386 | 0.534 | 1.268 | 0.599 | 2.683 |
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Menstrual regularity yes no | 0.433 | 0.859 | 0.254 | 0.614 | 1.541 | 0.286 | 8.291 |
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Predisposing factor other sex | 0.629 | 0.411 | 2.347 | 0.126 | 1.876 | 0.839 | 4.196 |
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Smoking no yes | −1.263 | 0.755 | 2.800 | 0.094 | 0.283 | 0.064 | 1.242 |
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Alcohol no yes | 0.075 | 0.674 | 0.012 | 0.911 | 1.078 | 0.288 | 4.038 |
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History of pelvic surgery no yes | −19.919 | 16408.711 | 0 | 0.999 | 0 | −19.91 | 16408.711 |
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Cervical lifting pain no yes | 1.376 | 0.394 | 12.23 | 0.000 | 3.960 | 1.831 | 8.563 | 1.097 | 0.471 | 5.424 | 0.02 | 2.995 | 1.19 | 7.538 |
Pain site lower abdomen whole abdomen | 0.839 | 0.384 | 4.776 | 0.029 | 2.314 | 1.090 | 4.912 | 0.537 | 0.488 | 1.21 | 0.271 | 1.71 | 0.657 | 4.451 |
Abdominal muscle tension no yes | 0.867 | 0.388 | 4.994 | 0.025 | 2.379 | 1.112 | 5.089 | 0.796 | 0.478 | 2.774 | 0.096 | 2.217 | 0.869 | 5.66 |
Hemoglobin (g/L) ≥12 <12 | 2.398 | 0.431 | 30.91 | 0.000 | 11.000 | 4.724 | 25.616 | 1.686 | 0.51 | 10.911 | 0.001 | 5.398 | 1.985 | 14.682 |
Leukocyte (109/L) <10 ≥10 | 0.236 | 0.375 | 0.396 | 0.529 | 1.267 | 0.607 | 2.644 |
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Platelets (109/L) ≥100 <100 | −0.663 | 0.887 | 0.559 | 0.455 | 0.515 | 0.091 | 2.931 |
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International standardized ratio <1.2 ≥1.2 | 0.959 | 0.933 | 1.056 | 0.304 | 2.608 | 0.419 | 16.231 |
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C- reactive protein (mg/L) <5 ≥5 | 0.546 | 0.461 | 1.401 | 0.237 | 1.726 | 0.699 | 4.263 |
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Benign adnexal tumors (cm) <4 ≥4 | 1.342 | 0.393 | 11.663 | 0.001 | 3.826 | 1.771 | 8.266 | −0.58 | 0.696 | 0.695 | 0.405 | 0.56 | 0.143 | 2.191 |
Pelvic effusion depth (cm) <3 ≥3 | 2.361 | 0.426 | 30.723 | 0.000 | 10.606 | 4.602 | 24.445 | 1.834 | 0.693 | 6.991 | 0.008 | 6.256 | 1.607 | 24.354 |
NRS Pain level (points) 1 - 3 4 - 6 7 - 10 | 0.498 | 0.274 | 3.316 | 0.069 | 1.646 | 0.963 | 2.815 |
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