Table 1 Reasons for non-participation (n=1,200, 37% women) at baseline recruitment of GOS, stratified by sex
From: Sex-differences in reasons for non-participation at recruitment: Geelong Osteoporosis Study
Group | Subgroup | Men n=756 | Women n=444 | Total n=1200 |
|---|---|---|---|---|
Personal Reason/ Disinterest | Disinterested / can't be bothered /does not want to | 299 (39.6) | 162 (36.5) | 461 (38.4) |
Personal reasons | 15 (2.0) | 10 (2.3) | 25 (2.1) | |
No wish to uncover medical problem | 6 (0.8) | 10 (2.3) | 16 (1.3) | |
Invasion of privacy | 2 (0.3) | 3 (0.7) | 5 (0.4) | |
Interference from family | 0 (0.0) | 5 (1.1) | 5 (0.4) | |
Religious / philosophical reasons | 1 (0.1) | 2 (0.5) | 3 (0.3) | |
Overall | 323 (42.7) | 192 (43.2) | 515 (42.9) | |
Contribution to chi square | 0.01 | 0.01 | ||
Frailty / Inability to cope with or understand the study | Frailty/infirmity or too old | 68 (9.0) | 50 (11.3) | 118 (9.8) |
Other Illness | 54 (7.1) | 42 (9.5) | 96 (8.0) | |
Unable to cope with involvement due to old age | 10 (1.3) | 28 (6.3) | 38 (3.2) | |
Cancer | 2 (0.3) | 13 (2.9) | 15 (1.3) | |
Illness associated with fracture | 4 (0.5) | 1 (0.2) | 5 (0.4) | |
Unable to understand the study due to old age | 3 (0.4) | 2 (0.5) | 5 (0.4) | |
Overall | 141 (18.7) | 136 (30.6) | 277 (23.1) | |
Contribution to chi square | 6.44 | 10.96 | ||
Time constraints | Too busy | 97 (12.8) | 33 (7.4) | 130 (10.8) |
Work commitments | 93 (12.3) | 5 (1.1) | 98 (8.2) | |
Home commitments | 9 (1.2) | 8 (1.8) | 17 (1.4) | |
Overall | 199 (26.3) | 46 (10.4) | 245 (20.4) | |
Contribution to chi square | 12.92 | 21.99 | ||
Undeterminable reason | No reason given | 39 (5.2) | 4 (0.9) | 43 (3.6) |
Repeated failure to keep appointment | 16 (2.1) | 6 (1.4) | 22 (1.8) | |
Overall | 55 (7.3) | 10 (2.3) | 65 (5.4) | |
Contribution to chi square | 4.82 | 8.21 | ||
Reluctance over medical testing | Avoiding unnecessary tests | 3 (0.4) | 19 (4.3) | 22 (1.8) |
Avoiding further exposure to x-rays | 5 (0.7) | 14 (3.2) | 19 (1.6) | |
Fear of Hospitals | 0 ( − ) | 9 (2.0) | 9 (0.8) | |
Fear of needles (venipuncture) | 0 ( − ) | 2 (0.5) | 2 (0.2) | |
Overall | 8 (1.1) | 44 (9.9) | 52 (4.3) | |
Contribution to chi square | 18.71 | 31.86 | ||
Language-related issues | Language problems: Overall | 18 (2.4) | 7 (1.6) | 25 (2.1) |
Contribution to chi square | 0.32 | 0.55 | ||
Travel-related issues | Too far to travel (living within study region) | 11 (1.5) | 9 (2.0) | 20 (1.7) |
Too far to travel (has moved out of the region) | 1 (0.1) | 0 (− ) | 1 (0.1) | |
Overall | 12 (1.6) | 9 (2.0) | 21 (1.8) | |
Contribution to chi square | 0.11 | 0.20 | ||
Total | 756 (100) | 444 (100) | 1,200 |