| Cases | Controls | |
---|---|---|---|
# of patients | 6159 | 4912 | |
# of visits | 62962 | 42182 | |
# of diagnosis | 128877 | 77038 | |
Avg. # of visits per patient | 10.2 | 8.6 | |
Avg. # of codes in a visit | 2.0 | 1.8 | |
Gender | Female | 2395 | 2278 |
 | Male | 3764 | 2634 |
Race | African American | 2222 | 926 |
 | Asian | 56 | 56 |
 | Biracial | 83 | 43 |
 | Caucasian | 2361 | 2805 |
 | Hispanic | 602 | 454 |
 | Native American | 22 | 15 |
 | Pacific Islander | 8 | 2 |
 | Unknown | 805 | 611 |