Perspectives of pregnant and breastfeeding women on longitudinal clinical studies that require non-invasive biospecimen collection – a qualitative study

Table 1 Participant Demographic Information^a

Characteristic	Frequency (n)	Percent (%)
Maternal age
20–30 years	16	40
31–40 years	24	60
Previous children
Yes	22	55
No	15	37.5
Highest level of education
Professional/graduate degree	21	52.5
Some graduate education	3	7.5
College degree	9	22.5
Some college education	1	2.5
Associate degree	3	7.5
Technical/vocational degree	2	5
House-hold income
0 to $37,000	5	12.5
$37,001 to $79,000	14	35
$79,001 or more	16	40
Pre-pregnant body mass index (kg/m2)
< 25	26	65
25–30	8	20
➢ 30	6	15
Previous research experience
Yes	22	55
No	17	42.5
Previous experience with stool collection
Yes	9	22.5
No	21	52.5

^a7.5% of data were missing for the previous children and highest level of education variables, 12.5% of data were missing for the house-hold income variable, 2.5% of data were missing from the previous research experience variable, and 25% of data were missing from previous experience with stool collection variable

ISSN: 1471-2393