Table 3.

Summary of secondary outcomes and measurement tools

Secondary outcomes	Measurement tools	Method of assessment
Maternal stress hormones level	Blood sample for ACTH, cortisol, oxytocin	Blood sample will be drawn from the median cubital vein during the insertion of intravenous cannula (routine care)
Maternal vital sign	Thermometer sphygmomanometer	Recorded on the vital sign monitoring chart and cardiotocograph.
FHR	Cardiotocograph	Recorded on the vital sign monitoring chart, cardiotocograph chart and partograph.
Duration of labour	Partograph	Partograph at two separate time intervals, a sum of labour duration from 3 cm to 6 cm of cervical dilatation and from 6 cm to delivery of the placenta
Neonatal Apgar score	Apgar score table	Taken from the delivery room medical record
Maternal satisfaction	Six simple questions.80	Self-reported 7-point scale (1–7) from ‘strongly disagree’ to ‘strongly agree’ with higher scores signifying the higher level of satisfaction

ACTH, adrenocorticotropic hormone; FHR, fetal heart rate.