Table B.2Clinical effectiveness data used in the first in vitro fertilisation treatment model for deriving cycle-specific cost per live birth

OutcomeCycleRate (%)Source
Live birth118.2HFEA data 1995–99 (see Table 11.6)
217.2
318.8
419.4
Ectopic pregnancyAllOverall rate (0.5) usedHFEA data 1995–99 (see Table 11.4)
MiscarriageAllOverall rate (2.7) usedHFEA data 1995–99 (see Table 11.5)
DiscontinuationAll40.0–50.0 (including pregnancy)
20 (without pregnancy)
FIVNAT 1998779
All fresh, under 30 years17.7Mardesic et al. 1984780
All fresh, 38–40 years50.0

From: Appendix B, Economic models

Cover of Fertility
Fertility: Assessment and Treatment for People with Fertility Problems.
NICE Clinical Guidelines, No. 11.
National Collaborating Centre for Women's and Children's Health (UK).
London (UK): RCOG Press; 2004 Feb.
Copyright © 2004, National Collaborating Centre for Women’s and Children’s Health.

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