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. Author manuscript; available in PMC: 2018 Sep 1.
Published in final edited form as: J Psychosom Res. 2017 Jul 8;100:35–45. doi: 10.1016/j.jpsychores.2017.07.004

Table 1.

Patient characteristics.

Variable Bipolar Control Schizophrenia Control
n = 20,308 n = 20,308 n = 4,782 n = 4,782
N % N % pa N % N % pa
Race/Ethnicity
 White 14331 70.5 10444 51.4 <.001 2580 53.9 2371 49.5 .017
 Hispanic 2433 11.9 3400 16.9 <.001 626 13.0 780 16.3 <.001
 Asian 1248 6.1 3403 16.7 <.001 615 12.8 828 17.3 <.001
 Black 1459 7.1 1592 7.8 <.001 768 16.0 474 9.9 <.001
 Unknown 837 4.1 1429 7.0 <.001 193 4.0 329 6.8 <.001
Male 7373 36.3 7374 36.3 ns 2356 49.2 2356 49.2 ns
Age M, SD 45.2 16.0 45.3 16.0 ns 47.3 16.2 47.3 16.2 ns
Income M, SD 60K 25019 61K 24653 <.001 57K 24971 61K 24304 <.001

Note. Control patients were matched one-to-one on gender, age, and medical home facility to patients with bipolar or schizophrenia, respectively. ns = non-significant p-values were equal to 1 for gender and age as patients were matched based on these variables. Income = neighborhood income.

a

McNemar’s χ2 test or paired sample t-test (two-tailed).