Table 1.

Characteristics of the study population

Characteristic	Percentage or Mean ± Standard Deviation
Age groups (years)
18–44	3,328 (8.6%)
45–54	5,555 (14.3%)
55–64	10,241 (26.4%)
65–74	9,839 (25.4%)
75 and above	9,804 (25.3%)
Female	18,972 (48.9%)
Oahu	28,498 (73.5%)
High morbidity	17,075 (44.0%)
Coronary artery disease	8,598 (22.2%)
Congestive heart failure	3,535 (9.1%)
Chronic kidney disease	2,192 (5.7%)
Primary care physicians seen	1.26 ± 0.86
Endocrinologists and cardiologists seen	0.27 ± 0.77
Total number of physicians shared	269.7 ± 235.4
Number of other patients seeing the same primary care physician	168.1 ± 140.10
Number of other patients seeing all of the same physicians	110.4 ± 101.7