Table 6.

Results of the economic analysis of prenatal diagnosis for cystic fibrosis per 100 pregnancies

Pathway	Number of women undergoing NIPD	Total costs of NIPD	Number of women undergoing IPD	Total costs of IPD	Total costs (NIPD + IPD)	Number of procedure-related miscarriages
Current (invasive testing only)	0.00	£0	43.00	£48 160	£48 160	0.22
NIPD (paternal exclusion)	28.22	£16 534	36.30	£40 651	£57 185	0.18
Difference (paternal exclusion) compared with current	+28.22	+£16 534	−6.70	−£7 509	+£9 025	−0.03
NIPD (direct diagnosis)	95.00	£74 670	0.00	£0	£74 670	0.00
Difference (direct diagnosis) compared with current	+95.00	+£74 670	−43.00	−£48 160	+£26 510	−0.22

NIPD, non-invasive prenatal diagnosis; IPD, invasive prenatal diagnosis.