Table 1.

Characteristics of neonates in phase 2 and 3 of the study

Characteristics	Phase 2	Phase 3
Number of neonates	33	98
Number of recordings	69	235
In need of PPV	No	Yes
Apgar 1 min	9 (IQR 9–9)	3 (IQR 2–4)
Apgar 5 min	9 (IQR 9–10)	5 (IQR 4–6)
Median weight (g)	3000 (IQR 2700–3390)	3100 (IQR 2750–3400)
Time of HR assessment after birth (s)	120–1800 (median 300, IQR 180–600)	~100–720*

*Exact data on time for measurements not possible to obtain through the method used in phase 3.

HR, heart rate; PPV, positive pressure ventilation.