Validity and feasibility scores assigned during the first and second Delphi rounds.

From 1 to 26: indicators included in the first round.
From 27 to 32: new indicators added by panellists for evaluation in the second round.
“Status: included” means that the indicator was included in the second round without any change; “status: modified” means the indicator was included in the second round after being modified; “status: deleted” means the indicator was not included in the second round; and “status: added” means the indicator was added for inclusion in the second round on the suggestion of the panellists.
#21. Brachial plexus palsy was rated as valid but was not selected after discussion with the researchers and a review of the comments by the panellists. It was considered relatively rare and ill-suited to continuous CUSUM-chart monitoring.
#24., #25., #26. Apgar to 9 at 5 min was considered to high and not relevant for neonatal outcomes.
ICU: intensive care unit; NICU: neonatal intensive care unit; Wk: weeks of amenorrhoea.