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Table 1 Clinical characteristics of the study groups

From: Good sleep quality is associated with better academic performance among Sudanese medical students

Parameter

Excellent (%)

Pass (%)

P value

Sex

 Male

27.6

26.7

0.738

 Females

72.4

73.3

 Bad sleep quality

36.9

94.6

0.000

 Bedtime later than midnight

55.3

85.3

0.001

 Snoring or coughing

9.2

28

0.003

 Subjective rating of bad sleep

15.3

46.6

0.000

 Daytime dysfunction

26.1

38.6

0.000

 Use of sleep medications

23

22.6

0.758