Table 2 .
Logistic regression model with wish to die as dependent variable
| Odds Ratio (95% CI) | z | P-value | |
|---|---|---|---|
| Age Range (Ref: 50–64 years) | |||
| Aged 65–74 years | 0.85 (0.60–1.20) | −0.91 | 0.362 |
| Aged ≥75 years | 0.52 (0.32–0.85) | −2.63 | 0.009 |
| Female sex | 0.78 (0.58–1.05) | −1.65 | 0.099 |
| Location (Ref: Dublin city or county) | |||
| Another town or city | 0.63 (0.44–0.90) | −2.57 | 0.010 |
| Rural area | 0.63 (0.46–0.87) | −2.78 | 0.005 |
| Marital status (Ref: married) | |||
| Never married | 0.79 (0.49–1.27) | −0.97 | 0.332 |
| Separated/Divorced | 1.31 (0.86–2.01) | 1.25 | 0.212 |
| Widowed | 1.01 (0.66–1.53) | 0.03 | 0.973 |
| Educational attainment (Ref: primary) | |||
| Secondary | 0.88 (0.64–1.22) | −0.76 | 0.448 |
| Tertiary | 0.78 (0.54–1.12) | −1.34 | 0.180 |
| Instrumental ADL impairment (Ref: none)a | |||
| 1 impairment | 1.83 (1.12–3.01) | 2.40 | 0.016 |
| ≥ impairments | 2.86 (1.80–4.53) | 4.47 | <0.001 |
| Frequency of loneliness (Ref: rarely/never) | |||
| Some of the time | 2.18 (1.49–3.20) | 4.00 | <0.001 |
| Moderate amount of time | 3.32 (2.15–5.12) | 5.43 | <0.001 |
| All of the time | 5.73 (3.41–9.64) | 6.58 | <0.001 |
| Cardiac diseaseb | 1.28 (0.90–1.83) | 1.37 | 0.170 |
| Number of chronic diseases (Ref: 0)c | |||
| 1 | 0.78 (0.54–1.13) | −1.32 | 0.188 |
| 2–3 | 1.19 (0.82–1.73) | 0.94 | 0.364 |
| ≥4 | 1.03 (0.56–1.88) | 0.09 | 0.932 |
| Chronic pain (Ref: no pain) | |||
| Mild pain | 1.56 (1.02–2.40) | 2.04 | 0.041 |
| Moderate pain | 0.89 (0.60–1.32) | −0.59 | 0.557 |
| Severe pain | 1.82 (1.24–2.69) | 3.03 | 0.002 |
| Depressive symptomsd | 6.12 (4.33–8.67) | 10.22 | <0.001 |
aDefined as self-reported number of deficits in the following instrumental activities of daily living: walking 100 m (100 yards); running or jogging about 1.5 km; sitting for about 2 h; getting up from a chair after sitting for long periods; climbing several flights of stairs without resting; climbing one flight of stairs without resting; stooping, kneeling or crouching; reaching or extending your arms above shoulder level; pulling or pushing large objects like a living room chair; lifting or carrying weights over 10 pounds/5 kilos, like a heavy bag of groceries; picking up a small coin from a table.
bDefined as self-report of angina, congestive cardiac failure or prior myocardial infarction.
cBased on the number of the following chronic diseases: eye disease (cataracts, glaucoma or age-related macular degeneration), lung disease, cancer, osteoporosis, liver disease, arthritis, urinary incontinence, Parkinson’s disease and diabetes.
dDefined a score of ≥ 16 on the 20-item CES-D.
Pearson goodness-of-fit test: Pearson χ2 = 3210.22; P = 0.7000. Ref = reference value.