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Table 2 Median knowledge score towards prevention of chronic kidney disease of 374 patients with hypertension

From: Knowledge, attitudes and practices of hypertensive patients towards prevention and early detection of chronic kidney disease: a cross sectional study from Palestine

Variables

Total

N = 374 (%)

Median knowledge scorea

[Q1-Q3]

Mean rank

P-valueb

Gender

 Male

131 (35%)

20 [16–23]

186.3

0.877c

 Female

243 (65%)

19 [15–23]

188.1

 

Age (years)

  < 65

247 (66)

20 [16–23]

201.1

0.001 c

  ≥ 65

127 (34)

19 [14–21]

161.1

 

Residency

 Village

56 (15%)

20 [15–24]

187.5

 

 City

301 (80.5%)

19 [16–23]

185.5

0.056d

 Refugee camp

17 (4.5%)

22 [18–24]

223.9

 

Employment

 Employed

98 (26.2%)

21 [16–24]

198.2

0.252c

 Unemployed

276 (73.8%)

19 [16–23]

183.7

 

Body Mass Index

 Normal

38 (10.2%)

22 [17–24]

212.5

 

 Overweight

134 (35.8%)

18 [14–21]

155.2

< 0.001 d

 Obese

202 (54%)

21 [17–23]

204.3

 

Marital status

 Married

296 (79.1%)

20 [16–23]

184.9

0.807c

 Unmarried

78 (20.9%)

20 [13–23]

188.2

 

Monthly income (NIS e)

 Low (Less than 2000]

230 (61.5%)

19 [15–23]

180.9

 

 Moderate (2000–5000)

129 (34.5%)

20 [16–23]

194.9

0.669d

 High (More than 5000)

15 (4%)

22 [18–23]

225.1

 

Education Level

 Uneducated

22 (5.9)

19 [10–21]

140.6

 

 Primary school

90 (24.1)

17 [12–22]

157.7

0.011 d

 High school

188 (50.3)

20 [17–23]

195.4

 

 University

74 (19.8)

21 [18–24]

217.6

 

Hypertension Duration (year)

  < 1

13 (3.5%)

21 [18–23]

200.7

 

 1–3

93 (24.9%)

20 [15–23]

180.1

0.538d

 4–5

69 (18.4%)

18 [15–23]

176.0

 

  ≥ 5

199 (53.2%)

20 [16–23]

194.1

 

Therapy type

 Mono therapy

174 (46.5%)

20 [15–23]

183.9

0.549c

 Multi therapy

200 (53.5%)

20 [16–23]

190.6

 

Total number of medications

  < 4

125 (33.4)

20 [16–22]

169.2

0.020 c

  ≥ 4

249 (66.6)

20 [15–23]

196.7

 

Total number of comorbid diseases

 0

79 (21.1%)

20 [16–23]

190.9

 

 1

82 (21.9%)

20 [15–23]

183.4

 

 2

144 (38.5%)

20 [17–24]

196.8

0.446d

 3

54 (14.4%)

19 [14–23]

173.7

 

  ≥ 4

15 (4.1%)

17 [13–21]

152.6

 
  1. aKnowledge scale was a dichotomous scale of 30 items (range 0–30, high score meaning more correct and better knowledge)
  2. bThe p-values are bold where they are less than the significance level cut-off of 0.05
  3. cStatistical significance of differences calculated using the Mann-Whitney U test
  4. dStatistical significance of differences calculated using the Kruskal-Wallis test
  5. e1 new Israeli shekel (NIS) equals 0.279 US Dollar