Table 1.

Womens’ demographic data

Participant	Trial arm	Age	Ethnicity*	Born in UK	Couple type	Carrier status
P1	2	27	Black African	No	Same – minority	Carrier
P2	1	32	Black Caribbean	Yes	Not known	Carrier
P3	2	26	White European	No	Same – white	Not carrier
P4	2	25	South Asian	No	Same – minority	Not carrier
P5	2	31	Black Carribean	Yes	Same – minority	Not carrier
P6	2	26	South Asian	Yes	Same – minority	Carrier
P7	2	28	South Asian	No	Same – minority	Not Carrier
P8	1	31	Black Caribbean	No	Same – minority	Carrier
P9	2	25	White	Yes	Not known	Not carrier
P10	2	29	Black African	No	Same – minority	Not carrier
P11	1	32	White	Yes	Same – white	Not tested
P12	2	31	South Asian	No	Same – minority	Carrier
P13	1	29	Black African	No	Same – minority	Carrier
P14	1	28	White	No	Same – white	Not carrier
P15	3	30	White	Yes	Same – white	Not carrier
P16	3	30	White	Yes	Same – white	Not carrier
P17	2	26	Chinese	No	Mixed minority	Not tested
P18	3	28	White	Yes	Same – white	Not carrier
P19	3	32	Black Caribbean	Yes	Not known	Not tested
P20	3	31	White	Yes	Same – white	Not carrier
P21	1	28	Black Caribbean	No	Same – minority	Carrier

*Patients self selected.