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Table 2 Other outcomes of the meta-analysis

From: Use of problem-based learning in orthopaedics education: a systematic review and meta-analysis of randomized controlled trials

Stratification

No. of studies

No. of patients

Pooled SMD/OR

95% CI of pooled SMD/OR

P value

Heterogeneity I2 (%)

Knowledge points

5

540

1.46

0.70 – 3.07

0.31

52

Literature retrieval ability

6

517

9.38

3.14 – 28.03

<0.0001

76

Expressive ability

10

669

6.05

4.22 – 8.68

<0.00001

25

Memory ability

3

231

1.46

0.81 – 2.63

0.21

0

Learning motivation

4

220

5.91

2.98 – 11.74

<0.00001

0

Think and understand ability

4

244

3.01

0.54 – 5.48

0.02

98

Imaging reading ability

5

404

1.10

0.28 – 1.91

0.009

93

  1. SMD Standard Mean Difference, OR Odds Ratio, CI Confidence Interval