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Table 3 Pairwise comparison for the quality of case reports of any two teaching methods

From: ‘Standardized patients’ in teaching the communication skill of history-taking to four-year foreign medical undergraduates in the department of obstetrics and gynaecology

Indexes

Method Aa

Method B

Mean differences (A-B)

SE

P

95%CI of mean differences

Lower

Upper

Total score

Real patients

SP + real patients

−7.04

1.19

< 0.001*

−9.42

−4.66

Real patients

SP

−16.75

1.27

< 0.001*

− 19.27

− 14.22

SPb

SP + real patients

9.70

1.35

< 0.001*

7.01

12.39

Chief complain

Real patients

SP + real patients

0.02

0.13

0.87

−0.24

0.28

Real patients

SP

1.50

0.09

< 0.001*

1.31

1.69

SP

SP + real patients

−1.48

0.08

< 0.001*

−1.64

−1.32

Present history

Real patients

SP + real patients

−5.81

0.51

< 0.001*

−6.81

−4.81

Real patients

SP

−0.43

0.48

0.381

−1.39

0.53

SP

SP + real patients

−5.38

0.41

< 0.001*

−6.19

−4.57

Past history

Real patients

SP + real patients

−1.39

0.35

< 0.001*

−2.08

−0.71

Real patients

SP

−2.62

0.29

< 0.001*

−3.20

− 2.03

SP

SP + real patients

1.22

0.32

< 0.001*

0.59

1.85

Personal history

Real patients

SP + real patients

1.21

0.36

0.001*

0.50

1.92

Real patients

SP

−4.71

0.23

< 0.001*

−5.17

− 4.26

SP

SP + real patients

5.93

0.36

< 0.001*

5.22

6.63

Menstrual and childbearing

Real patients

SP + real patients

1.49

0.56

0.009*

0.38

2.60

Real patients

SP

−7.56

0.59

< 0.001*

−8.75

−6.38

SP

SP + real patients

9.05

0.51

< 0.001*

8.04

10.07

Family history

Real patients

SP + real patients

−2.56

0.24

< 0.001*

−3.03

−2.10

Real patients

SP

− 2.923

0.21

< 0.001*

−3.34

−2.51

SP

SP + real patients

0.36

0.23

0.124

−0.10

0.83

  1. *P<0.05, Repeat measures ANOVA
  2. aNinety four case reports were collected in each group respectively
  3. bSP, standardized patients