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Table 6 Knowledge of different aspects of Alzheimer’s disease according to participant’s years of education

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

  Years of education
≤ 9 10–12 13–16 > 16e
Life impact (%)
 Median 66.67 66.67 66.67 66.67
 IQR 33.33–66.67 33.33–66.67 33.33–66.67 33.33–66.67
 Mean rank 445.61 448.87 422.39 422.89
p value 0.496
Risk factors (%)
 Median 66.67 50 50 50
 IQR 33.33–66.67 33.33–66.67 33.33–66.67 33.33–66.67
 Mean rank 452.92 424.08 433.37 424.95
p value 0.851
Symptoms (%)
 Median 50 50 50 50
 IQR 25–75 25–75 25–75 50–75
 Mean rank 440.47 429.56 428.17 452.34
p value 0.861
Treatment (%)
 Median 75 75 50 75
 IQR 50–75 50–75 50–75 50–75
 Mean rank 446.06 436.62 422.23 463.78
p value 0.488
Assessment (%)
 Median 75 75 50 50
 IQR 50–75 50–75 50–75 50–75
 Mean rank 55.70 448.28 425.19 397.48
p value 0.296
Care giving (%)
 Median 60 60 60 60
 IQR 40–80 40–80 40–80 40–80
 Mean rank 472.66 431.84 424.23 443.22
p value 0.482
Course of the disease (%)
 Median 50 50 75 75
 IQR 50–75 50–75 50–75 50–75
 Mean rank 387.97 403.01 448.05 452.55
p value 0.035
  1. Kruskal-Wallis test