Antenatal screening for haemoglobinopathies in primary care: a whole system participatory action research project

Article Figures & Data

Table 1

Women screened in different locations.

Location	Registered practice population in 2000	Total pregnant women in 2000 (per 1000 practice population)^a	Women screened in the practice (%)
Practice 1	11 637	236 (20.3)	5 (3)
Practice 2	5000	71 (14.2)	82 (86)
Practice 3	9296	117 (12.6)	33 (73)
Practice 4	3258	60 (18.4)	38 (63)
Practice 5	11 821	150 (12.7)	42 (24)
Practice 6	17 110	213 (12.4)	41 (26)
Total practice	58 122	847 (14.6)	241 (35)

↵a The 2000 birth rate per 1000 total population in England and Wales was 11.4. (Source: http://www.statistics.gov.uk/downloads/theme_population/Fm1_29/FM1_29_V3.pdf Table 1.1 page 1).

Table 2

Difference of gestational age of screening when done in general practice compared with screening by midwives and at first hospital attendance.

	Practices	Hospitals	Midwifery clinics
Number of cases analysed	173	253	126
Mean gestational age of screening (weeks)	9.68	13.73	12.54
Difference in means	n/a	4.05	2.86
95% CI	n/a	3.41 to 4.68	2.07 to 3.65
P-value	n/a	<0.001	<0.001