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Table 1 Non-response analyses for the study phase conducted at home. Data were available for 857–1770 non-respondents and 1012–1021 participants depending on the variable. Results are stratified by age-cohort

From: Assessing physical performance and physical activity in large population-based aging studies: home-based assessments or visits to the research center?

  

75 years

80 years

85 years

All

  

Non-respondent

Participant

Non-respondent

Participant

Non-respondent

Participant

Non-respondent

Participant

  

% (n)

% (n)

% (n)

% (n)

% (n)

% (n)

% (n)

% (n)

Sex

Male

42.9 (224)

42.1 (193)

39.3 (249)

44.3 (149)

31.7 (195)

41.4 (94)**

37.7 (668)

42.8 (437)***

Female

57.1 (298)

57.9 (265)

60.7 (384)

55.7 (187)

68.3 (420)

58.6 (133)

62.3 (1102)

57.2 (585)

Living situation

Alone

37.7 (95)

33.0 (151)

46.3 (151)

39.9 (134)

59.9 (170)

61.4 (135)

48.3 (416)

41.6 (420)*

Together

62.3 (157)

67.0 (307)

53.7 (175)

60.1 (202)

40.1 (114)

38.6 (85)

51.7 (446)

58.6 (594)

Self-reported health

Good

38.1 (98)

53.5 (245)***

28.2 (92)

40.3 (135)***

17.7 (50)

32.7 (72)***

27.9 (240)

44.6 (452)***

 

Fair

46.8 (118)

43.7 (200)

50.9 (166)

54.0 (181)

54.1 (153)

59.1 (130)

50.8 (437)

50.4 (511)

 

Poor

14.3 (36)

2.8 (13)

20.9 (68)

5.7 (19)

28.3 (80)

8.2 (18)

21.4 (184)

4.9 (50)

Limitations due to health & function

Not at all

44.0 (111)

55.7 (255)***

32.6 (106)

46.0 (154)***

27.5 (77)

43.4 (95)***

34.3 (294)

49.8 (504)***

 

To some extent

34.9 (88)

38.6 (177)

45.5 (148)

45.1 (151)

46.8 (131)

44.3 (97)

42.8 (367)

42.0 (425)

 

Very much, much

21.0 (53)

5.7 (26)

21.8 (71)

9.0 (30)

25.7 (72)

12.3 (27)

22.9 (196)

8.2 (83)

Outdoor mobility

Daily

78.9 (198)

89.7 (411)**

73.0 (238)

84.8 (285)***

68.1 (192)

74.1 (163)**

73.1 (628)

84.7 (859)***

4-6x per week

13.1 (33)

6.6 (30)

12.0 (39)

9.5 (32)

12.4 (35)

18.2 (40)

12.5 (107)

10.1 (102)

Less frequently

8,0 (20)

3.7 (17)

15.0 (49)

5.7 (19)

19.5 (55)

7.7 (17)

14.4 (124)

5.2 (53)

Difficulty walking outdoors

No

57.1 (144)

76.4 (350)***

46.8 (152)

61.3 (206)***

36.2 (102)

50.5 (111)**

46.3 (398)

65.8 (667)***

 

Some

27.4 (69)

18.6 (85)

36.9 (120)

33.0 (111)

40.1 (113)

37.3 (82)

35.2 (302)

27.4 (278)

 

A lot / unable

15.5 (39)

5.0 (23)

16.3 (53)

5.7 (19)

23.8 (67)

12.3 (27)

18.5 (159)

6.8 (69)

  1. Difference tested with Chi-square tests according to age cohort *p < .05, **p < .01, ***p < .001