Table 1.
Demographic Characteristics
| Variable | Included | Not included | Test statistic | df | p |
|---|---|---|---|---|---|
| Mean age (SD) | 75.76 (4.52) | 76.97 (5.28) | 3.70 | 925 | <.001 |
| Man gender (n, %) | 357 (61.2) | 215 (62.5) | 0.15 | 1 | .702 |
| Relationship status (n, %) | 0.29 | 3 | .962 | ||
| Married/common-law | 362 (62.1) | 218 (63.4) | |||
| Never married | 20 (3.4) | 10 (2.9) | |||
| Separated/divorced | 55 (9.4) | 31 (9.0) | |||
| Widowed | 146 (25.0) | 85 (24.7) | |||
| Dwelling type (n, %) | 8.20 | 4 | .085 | ||
| House | 399 (68.4) | 205 (59.6) | |||
| Apartment | 50 (8.6) | 43 (12.5) | |||
| Retirement home | 7 (1.2) | 6 (1.7) | |||
| Condominium | 110 (18.9) | 77 (22.4) | |||
| Other | 17 (2.9) | 13 (3.8) | |||
| Setting (n, %) | 6.64 | 2 | .036 | ||
| Rural | 67 (11.5) | 26 (7.6) | |||
| Urban | 505 (86.6) | 316 (91.9) | |||
| Other | 11 (1.9) | 2 (0.6) | |||
| Community size (n, %) | 46.31 | 5 | <.001 | ||
| <10,000 | 44 (7.6) | 17 (4.9) | |||
| 10,000–49,999 | 54 (9.3) | 14 (4.1) | |||
| 50,000–99,999 | 13 (2.2) | 8 (2.3) | |||
| 100,000–500,000 | 151 (25.9) | 45 (13.1) | |||
| >500,000 | 308 (52.8) | 257 (74.7) | |||
| Unsure | 13 (2.2) | 3 (0.9) | |||
| Education (n, %) | 7.01 | 5 | .220 | ||
| Post/graduate degree | 132 (22.6) | 68 (19.8) | |||
| Degree | 146 (25.0) | 72 (20.9) | |||
| Diploma | 64 (11.0) | 37 (10.8) | |||
| Trade/technical school | 47 (8.1) | 24 (7.0) | |||
| High school | 137 (23.5) | 104 (30.2) | |||
| Grade school | 57 (9.8) | 39 (11.3) | |||
| Mean annual kilometers (SD) | 11,772 (7,308) | 9,760 (6,103) | 4.30 | 925 | <.001 |
| Mean MoCA (SD) | 26.13 (2.44) | 25.57 (2.52) | 3.31 | 923 | .001 |
Notes: MoCA = Montreal Cognitive Assessment; SD = standard deviation. The test statistic is a t-statistic for comparisons of means and a Pearson chi-square for comparisons of proportions.