Table 2.

Scenarios in the univariate and two-way sensitivity analysis

Nr.	Scenarios	Range for sensitivity analysis	Source
1	Base case
2	Average working days for nurses per week	3-5	−1 day and + 1 day
3	Average length of stay of neonates in neonatology ward	7-21	0.5 and 1.5 × base case
4	Length of patient restriction uptake on the neonatology ward (in days)	5-15	0.5 and 1.5 × base case
5	Average number of nurses & assistant working/day in the neonatology ward	20-40	0.5 and 1.5 × base case
6	Average number of consultant working/day in the neonatology ward	5-15	0.5 and 1.5 × base case
7	Number of staff members not able to work for 3 days after performing the PCR test	0-10	Assumed
8	Average number of new personnel in neonatology ward /year (in %)	5-15	0.5 and 1.5 × base case
9	No reduced working hours for nurses, neonatologists and other HCW due to ward closure	0	Assumed
10	Vaccine price	€18,30	[17]
11	Costs considered in the ROI - only direct control costs	€11.464	Assumed
12	Undiscounted outbreak and vaccination costs with 2 outbreaks in 10 years	0%	Assumed
13	Discounted outbreak and vaccination costs with 1 outbreak in 10 years	4%	[15]
14	Discounted outbreak and vaccination costs with 2 outbreaks in 10 years	4%	[15]
15	Undiscounted outbreak and vaccination costs with 1 outbreak in 20 years	0%	Assumed
16	Discounted outbreak and vaccination costs with 1 outbreak in 20 years	4%	[15]
17	Smaller neonatology ward (HCW × 0,50 and ward occupation ×0,50)	0,50	Assumed
18	Bigger neonatology ward (HCW × 1,50 and ward occupation ×1,50)	1,50	Assumed
19	Length of patient restriction uptake on the neonatology ward (5 days) and average length of stay of neonates in neonatology ward (14 days)	5 14	Assumed