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خرید پکیج

تعداد آیتم قابل مشاهده باقیمانده : 3 مورد

Summary of studies reporting likelihood ratios for prediction of pregnancy

Summary of studies reporting likelihood ratios for prediction of pregnancy

History	Positive likelihood ratio (95% confidence interval)
Delayed menses	2.06 (95% CI 1.65-2.57)
	1.04 (95% CI 0.38-2.87)
	1.13 (95% CI 1.05-2.92)
	1.56 (95% CI 1.4-1.74)
No contraception	1.31 (95% CI 1.14-1.5)
No contraception	1.53 (95% CI 1.06-2.18)
Patient suspects that she is pregnant	1.6 (95% CI 1.39-1.85)
	3.15 (95% CI 2.37-4.2)
	1.6 (95% CI 1.39-1.85)
	2.11 (95% CI 1.97-2.27)
Nausea and vomiting	2.7 (95% CI 2.19-3.33)
Any pregnancy symptoms (defined as nausea and vomiting, breast tenderness and fullness, urinary frequency, or fatigue)	2.43 (95% CI 1.71-3.44)
Characteristic breast changes on physical examination*	2.71 (95% CI 2.3-3.2)
Palpable fundus on physical examination	2.77 (95% CI 1.7-4.51)
Chadwick sign present¶	3.17 (95% CI 2.22-4.51)
Uterine artery pulsations present	10.98 (95% CI 5.63-21.4)

* Breasts become fuller and more tender. The areola darkens and the veins under the breast skin become more visible.
¶ Bluish discoloration of the cervix and vagina resulting from increased blood flow during pregnancy.

Graphic 60503 Version 6.0

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