Haemodynamic effects of prenatal caffeine on the cardiovascular transition in ventilated preterm lambs
Arterial plasma caffeine concentration in lambs (a) and ewes (b) before and after caffeine/ saline infusion and at 15 and 30 minutes after ventilation onset (only in lambs). # indicates significant difference between groups. * indicates significant difference within the caffeine group. Data are presented as mean± SEM.