Variable

Freq (%)

Adherence (N = 223)

Statistics

P value

Non-adherence

Adherence

Age (years)

<30

7 (3.1)

2 (28.6)

5 (71.4)

χ2 = 7.7

0.054

30 - 40

7 (3.1)

5 (71.4)

2 (28.6)

40 - 50

23 (10.3)

14 (60.9)

9 (39.1)

>50

185 (83.1)

70 (37.8)

115 (62.2)

NR

1 (0.4)

Total

223 (100.0)

91 (41.0)

131 (59.0)

Mean ± SD

61.4±13.1

59.7 ± 13.2

62.6 ± 13.0

t = 1.6

0.113

Median (range)

63.5 (15-93)

60.0 (13-85)

65.0 (12-93)

Gender

Male

84 (37.7)

25 (29.8)

59 (70.2)

χ2 = 6.8

0.007

Female

139 (62.3)

66 (47.5)

73 (52.5)

Total

223 (100.0)

91 (40.8)

132 (59.2)

Marital status

Single

9 (4.0)

4 (44.4)

5 (55.6)

χ2 = 4.2

0.375

Married

157 (70.4)

66 (42.0)

91 (58.0)

Widowed

47 (21.1)

20 (42.6)

27 (57.4)

Separated

8 (3.6)

1 (12.5)

7 (87.5)

Divorced

2 (0.9)

0 (0.0)

2 (100)

Total

223 (100.0)

91 (40.8)

132 (59.2)

Educational level

Primary

58 (26.0)

21 (36.2)

37 (63.8)

χ2 = 1.5

0.675

Secondary

63 (28.3)

29 (46.0)

34 (54.0)

Tertiary

53 (23.8)

20 (37.8)

33 (62.2)

Postgraduate

25 (11.2)

11 (44.0)

14 (56.0)

NR

24 (10.8)

Total

223 (100.0)

81 (40.7)

118 (59.3)

Household income

<20,000

33 (14.8)

12 (36.4)

21 (63.6)

χ2 = 1.5

0.689

20,000 - 50,000

102 (45.7)

44 (43.1)

58 (56.9)

51,000 - 100,000

34 (15.2)

17 (50.0)

17 (50.0)

>100,000

11 (4.9)

4 (36.4)

7 (63.6)

NR

43 (19.3)

Total

223 (100.0)

77 (42.8)

103 (57.2)

Mean ± SD

51,402.6 ± 54,041.7

49,789.3 ± 44,040.9

t = 0.2

0.826

Median

40,000

30,000

40,000