Using fetal scalp stimulation with Doppler ultrasonography to enhance intermittent auscultation in low-resource settings: a diagnostic trial from Tanzania

Table 1 Patient Demographics

Variable	IA^a		IA+ FSST^b
Variable	Mean	SD or N	Mean	SD or N
Age (years)	28	5.5	28	5.9
Gestational Age (weeks)	39.2	1.3	39.2	1.7
Gravidy	2.2	1.4	2.1	1.2
Parity	1.0	1.2	1.0	1.2
Birth Weight (kg)	3.3	0.5	3.3	0.5
Referred from outside facility	11.2%	28	22.8%	66
High-Risk^c	13.7%	34	30.0%	66
Spontaneous Labor	34.6%	87	40.5%	108
Augmented	60.6%	152	55.1%	147
Induced	4.8%	12	4.5%	12

^aIA, intermittent auscultation
^bIA + FSST, IA augmented with fetal scalp stimulation test
^cHigh-risk criteria include: previous cesarean delivery, HIV seropositive, hypertensive disorders of pregnancy, gestational diabetes, antepartum hemorrhage, prolonged rupture of membranes, and referral for obstructed labor or non-reassuring fetal status

ISSN: 1471-2393