Table 1.

Parameter Probabilities, Sensitivity Analysis Ranges, and Sources

Parameter	Probability	#/N	95% CI	Range	Distribution	Source
All Years
Technical success	0.84	120/143	0.77–0.89	0.70–1.0	Beta	Primary Data
Post FAV fetal demise	0.08	12/143	0.04–0.13	0.04–0.30	Beta	Primary Data
No FAV fetal demise	0.06	4/72	0.02–0.12	0.00–0.20	Beta	Beroukhim et al.23
TS: Biv outcome	0.50	56/111	0.41–0.60	0.10–0.70	Beta	Primary Data
TU: Biv outcome	0.16	3/19	0.04–0.35	0.00–0.50	Beta	Primary Data
2009–2017
Technical success	0.94	67/71	0.88–0.98	0.70–1.00	Beta	Primary Data
Post FAV fetal demise	0.04	3/71	0.01–0.10	0.01–0.20	Beta	Primary Data
TS: Biv outcome	0.66	42/64	0.54–0.77	0.10–0.70	Beta	Primary Data
3-year Outcomes
Survival
Post TS FAV: Biv	0.96		0.90–1.0		Beta	Primary Data
SV (MS/AS)	0.77		0.64–0.86		Beta	SVR18
Postnatal LE (months)
Post TS FAV: BiV	35.4		34.2–36.5		Normal	Primary Data
SV (MS/AS)	31.0		28.3–33.7		Normal	SVR18
6-year Outcomes
Survival
Post TS FAV: Biv	0.92		0.83–1.0		Beta	Primary Data
SV (MS/AS)	0.72		0.58–0.82		Beta	SVR19
Postnatal LE (months)
Post TS FAV: Biv	69.4		66.2–72.5		Normal	Primary Data
SV (MS/AS)	57.0		52.6–64.7		Normal	SVR19

Biv = biventricular circulation; FAV = fetal aortic valvuloplasty; MS/AS = mitral stenosis/aortic stenosis; SVR = Single Ventricle Reconstruction trial secondary analysis; TS = technically successful; TU = technically unsuccessful