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Table 7 Cronbach’s alpha of each EMC sub-scale and scale with 95% confidence intervals (N = 225)

From: Women’s experiences of maternity care in England: preliminary development of a standard measure

Scale

Sub-scale

N items

Alpha

Alpha (95% CI)

Pregnancy

 

12

0.847

0.82–0.88

Care appraisal

3

0.798

0.75–0.84

Information

2

0.672

0.59–0.76

Antenatal comm.

3

0.662

0.59–0.74

Continuity

2

0.588

0.49–0.69

Antenatal checks

2

0.456

0.32–0.59

Labour and birth

 

12

0.904

0.89–0.92

Care quality

7

0.867

0.84–0.89

Care needs

5

0.811

0.77–0.85

Postnatal

 

12

0.873

0.85–0.90

Adequacy of care

4

0.800

0.76–0.84

HP Communication

4

0.775

0.72–0.82

Individualised care

4

0.753

0.70–0.81