Skip to main content
. 2018 Dec 27;26(3):219–227. doi: 10.1093/jamia/ocy164

Table 1.

Marginal distributions of age, gender, race, and ethnicity by population and by site. Age is summarized at the 5th, 25th, 50th (median), 75th, and 95th percentiles, while gender, race, and ethnicity are summarized as the percentages with complete data, along with additional columns summarizing the percentage missing. Age and gender were complete by design

Age
Gender
Race
Ethnicity
N Q5-Q25-Q50-Q75-Q95 Female Missing White Black Asian AI /AN NH / PI Other Missing Hispanic/ Latino
Population
 Adult 1787 295 22-36-52-65-82 58.3 14.1 87.1 5.7 2.4 0.7 0.3 3.8 15.9* 4.1
 Pediatric 601 867 1-4-8-13-17 47.6 13.1 66.0 19.3 2.9 0.2 0.1 11.6 11.8 6.7
Site
 Adult
  Essentia Institute for Rural Health 243 092 21-35-53-66-84 56.7 1.0 94.8 1.1 0.4 2.1 0.1 1.5 1.3 0.9
  Kaiser Permanente Washington 217 959 22-35-51-63-78 58.3 30.1 78.3 5.5 9.7 2.0 1.3 3.1 3.0 5.3
  Geisinger 356 488 22-36-52-66-82 58.0 3.9 96.3 2.6 0.6 0.1 0.3 <0.1 7.3 2.9
  Mayo Clinic 134 212 23-41-57-69-83 53.2 3.4 93.5 2.0 1.9 0.4 0.1 2.1 10.1 2.1
  Marshfield Clinic 136 391 21-35-52-66-83 54.6 8.4 97.2 0.5 1.4 0.8 0.1 <0.1 9.1 1.8
  Mount Sinai School Medicine 162 927 23-39-54-67-83 59.9 30.8 60.8 11.8 4.7 0.2 0.1 22.4 32.8* 26.1
  Northwestern University 206 554 23-35-47-60-77 62.6 21.1 70.9 13.2 3.6 0.2 0.1 12.0 22.8 9.9
  Vanderbilt Medical Center 329 672 21-36-52-66-81 59.7 18.3 86.6 10.7 1.4 0.2 0.1 0.9 19.0 2.4
 Pediatric
 Boston Children’s Hospital 140 304 1-4-8-13-17 47.4 21.5 67.5 10.0 4.2 0.2 0.1 17.9 19.9 6.8
 Cincinnati Children’s Medical Center 143 994 1-3-8-12-16 48.4 11.3 75.8 18.5 1.7 0.1 0.1 3.9 6.2 4.5
 Children’s Hospital of Philadelphia 209 755 1-4-8-13-17 47.6 1.0 55.3 24.7 3.1 0.1 0.1 16.7 3.0 7.0
 Vanderbilt Children’s Hospital 107 814 1-3-8-13-16 46.6 28.1 76.0 19.1 2.5 0.3 0.1 1.9 25.6 9.6

AI/AN = American Indian/Alaska Native, NH/PI = Native Hawaiian/Pacific Islander. *The original file used for sampling at Mt. Sinai contained 70.2% missing ethnicity value, which resulted in the overall adult population having 19.3% missing ethnicity. Sampling was performed using the original data file, while the corrected results are reported in this table.