Table 1.

Baseline Sample Characteristics of Participants From Retirement Communities in San Diego County

	N or % or Mean (SD)	Sample Range	Possible Range on the Measure
Age (N = 307)	83.6 (6.4)	67–100	n/a
Female (N = 307)	222 (72.3%)	n/a	n/a
Married (N = 302)	123 (40.7%)	n/a	n/a
College education or higher (N = 298)	106 (35.6%)	n/a	n/a
White (N = 300)	278 (92.7%)	n/a	n/a
Hispanic or Latino origin (N = 296)	4 (1.4%)	n/a	n/a
TV viewing (h/d; N = 299)	2.4 (1.5)	0–8.5	n/a
Self-reported sedentary behavior (h/d; N = 280)*	11.0 (4.9)	2.3–31.5	n/a
Sedentary time by accelerometer (h/d; N = 302)	8.6 (1.0)	5.8–10.9	0–12
Moderate-to-vigorous physical activity (MVPA) by accelerometer (min/d; N = 302)	8.7 (12.2)	0–88	n/a
Center for Epidemiological Studies Depression Scale Depression Score (N = 293)	5.5 (4.1)	0–18	0–30
Quality of Life (N = 299)	3.9 (.6)	1.5–5	1–5
Falls Efficacy Scale (N = 285)	26.0 (8.4)	16–64	16–64
Perceived stress score (N = 298)	4.2 (2.5)	0–10	0–16
Trails A (time in seconds; N = 302)	54.4 (21.9)	19–155	0–180
Trails B (time in seconds; N = 299)	148.6 (72.2)	49.3–300	0–300
Trails B – Trails A (time in seconds; N = 298)	94.1 (62.0)	−13 to 275.8	n/a
Late-Life Function and Disability Scale (N = 282)	38.4 (8.9)	10–50	10–50
400-m walk (time in seconds; N = 277)	447.8 (116.6)	269–858	0–900
Short Physical Performance Batter (SPPB) Total Score (N = 303)	8.6 (2.8)	1–12	0–12
SPPB balance score (N = 303)	3 (1.2)	0–4	0–4
SPPB gait speed (s; N = 303)	4.8 (1.4)	2.7–12.9	n/a
SPPB chair stands (s; N = 232)	13.0 (3.4)	5.4–25.8	n/a
PROMIS sleep disturbance scores (N = 299)	53.1 (4.2)	46.4–76.1	>40
PROMIS pain interference scores (N = 298)	49.6 (7.9)	41–67.4	>40
Systolic blood pressure (N = 304)	131.4 (19.1)	84–206	n/a
Diastolic blood pressure (N = 304)	68.1 (10.1)	44.5–105	n/a

Notes: n/a = not applicable; PROMIS = Patient-Reported Outcomes Measurement Information System.

*Can add up to more than 24h/d due to response bias and behavior categories are not mutually exclusive.