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Table 8 Knowledge of different aspects of Alzheimer’s disease according to participant’s history of having relative with Alzheimer’s disease

From: Public knowledge about Alzheimer disease in Mecca Region, Kingdom of Saudi Arabia: a cross-sectional study

  Having relative with Alzheimer disease
Yes No
Life impact (%)
 Median 66.67 66.67
 IQR 33.33–66.67 33.33–66.67
 Mean rank 425.91 452.84
p value 0.171
Risk factors (%)
 Median 50 50
 IQR 33.33–66.67 50–66.67
 Mean rank 426.23 451.61
p value 0.214
Symptoms (%)
 Median 50 50
 IQR 50–75 25–75
 Mean rank 470.48 421.28
p value 0.014
Treatment (%)
 Median 75 75
 IQR 50–75 50–75
 Mean rank 427.80 445.60
p value 0.373
Assessment (%)
 Median 75 75
 IQR 50–75 50–75
 Mean rank 428.81 441.76
p value 0.516
Care giving (%)
 Median 60 60
 IQR 40–80 40–80
 Mean rank 432.34 428.28
p value 0.841
Course of the disease (%)
 Median 50 75
 IQR 50–75 50–75
 Mean rank 426.66 449.95
p value 0.240
  1. Mann-Whitney test