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Table 7 A table demonstrating the confidence level in identifying the type of the image quality errors and specifying an appropriate error-correction strategy for both groups

From: Validation of the educational effectiveness of a mobile learning app to improve knowledge about MR image quality optimisation and artefact reduction

 

Pre-test confidence level

Post-test confidence level

Change in confidence level

Confidence level in identifying the type of the image quality errors

Group

Valid N

Median (1RQ)

Median (IRQ)

Median (IRQ)

Control

16

90 (80-100)

90 (80-100)

0 (0-0)

Experimental

19

90 (80-100)

85 (80-85)

0 (−5-0)

Confidence level in specifying the error-correction strategy

Control

16

80 (72-95)

80 (80-98)

0 (0-0)

Experimental

19

85 (75-90)

80 (80-85)

0 (−5-5)