Table 1 Demographic characteristics of patient participants for each stage of the study

Age Mean (SD)

63.64 (10.16)

67.92 (7.55)

66.00 (5.51)

59.11 (11.72)

61.48 (11.40)

62.23 (10.62)

65.26 (7.78)

Age range (years )

42–83

52–79

59–73

30–88

27–87

41–77

47–80

Gender (Male) %(n)

45.45% (10)

91.67% (11)

100.00% (5)

47.5% (77)

52.5% (85)

54.5% (6)

47.8% (11)

Ethnicity

 White British %(n)

95.45% (12)

100.00% (12)

100.00% (5)

91.25% (146)

91.4% (148)

100% (11)

100% (23)

 Irish %(n)

-

-

-

3.13% (5)

1.85% (3)

-

-

 White other

-

-

-

1.88% (3)

-

-

-

 Indian

-

-

-

0.63% (1)

1.23%(2)

-

-

 Chinese

4.55% (1)

-

-

1.88% (3)

0.62% (1)

-

-

 Any other Asian background

-

-

-

-

1.23% (2)

-

-

 African

-

-

-

0.63% (1)

1.85% (3)

-

-

 Caribbean

-

-

-

-

1.23% (2)

-

-

 White & Black African

-

-

-

-

0.62%(1)

-

-

 White& Asian

-

-

-

0.63% (1)

-

-

-

Marital status

 Single

4.55% (1)

16.67% (2)

20.00% (1)

8.0% (13)

10.5% (17)

-

19.0% (4)

 Married/domestic partner

90.90% (20)

66.67% (8)

60.00% (3)

80.9% (131)

80.9% (131)

100% (9)

66.7% (14)

 Widowed

4.55% (1)

8.33% (1)

20.00% (1)

4.3% (7)

4.3% (7)

-

-

 Divorced

-

8.33% (1)

-

4.9% (8)

3.7% (6)

-

14.3% (3)

 Separated

-

-

-

0.9% (2)

0.6% (1)

-

-

Employment status

 Employed

-

-

-

25.2% (39)

18.2% (29)

44.4% (4)

23.8% (5)

 Self-employed

-

8.33% (1)

25.00% (1)

1.9% (3)

6.3% (10)

-

4.8% (1)

 Student

-

-

-

-

0.6% (1)

-

-

 Retired

72.72% (16)

83.33% (10)

75.00% (3)

52.3% (81)

51.6% (82)

55.6% (5)

57.1% (12)

 Unable to work

18.18% (4)

8.33% (1)

-

18.1% (28)

22.0% (35)

-

9.5% (2)

 Home maker

9.1% (1)

-

-

2.6% (4)

1.3% (2)

-

4.8% (1)