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. Author manuscript; available in PMC: 2024 Jul 1.
Published in final edited form as: Contemp Clin Trials. 2023 May 9;130:107216. doi: 10.1016/j.cct.2023.107216

Table 4:

Characteristics of Primary Care Patients at Participating Clinic Sites

Characteristica Overall (n=11,13) Clinic 1 (n=1,716) Clinic 2 (n=1,578) Clinic 3 (n=2,059) Clinic 4 (n=937) Clinic 5 (n=1,632) Clinic 6 (n=442) Clinic 7 (n=1,454) Clinic 8 (1,312)
sexb
 Female 7,329 (65.8) 1,164 (67.8) 979 (62.0) 1,209 (58.7) 676 (72.1) 993 (60.8) 252 (57.0) 1,014 (69.7) 1,042 (79.4)
 Male 3,795 (34.1) 552 (32.2) 598 (37.9) 850 (41.3) 261 (27.9) 639 (39.2) 190 (43.0) 438 (30.1) 267 (20.4)
Mean age, years 41.8 (15.2) 42.3 (14.8) 40.4 (15.9) 43.2 (15.2) 44.3 (15.3) 42.0 (15.4) 40.3 (14.9) 42.8 (15.1) 38.1 (13.9)
Age, years
 18–30 3,044 (27.3) 454 (26.5) 508 (32.2) 510 (24.8) 192 (20.5) 462 (28.3) 136 (30.8) 360 (24.8) 422 (32.2)
 31–45 3,724 (33.5) 581 (33.9) 494 (31.3) 660 (32.1) 315 (33.6) 525 (32.2) 143 (32.4) 469 (32.3) 537 (40.9)
 46–60 2,957 (26.6) 457 (26.6) 373 (23.6) 604 (29.3) 291 (31.1) 433 (26.5) 116 (26.2) 437 (30.1) 246 (18.8)
 >60 1,405 (12.6) 224 (13.1) 203 (12.9) 285 (13.8) 139 (14.8) 212 (13.0) 47 (10.6) 188 (12.9) 107 (8.2)
Race
 White 7,256 (65.2) 1,027 (59.9) 732 (46.4) 1,305 (63.4) 687 (73.3) 1,140 (69.9) 251 (56.8) 1,088 (74.8) 1,026 (78.2)
 Black 1,249 (11.2) 187 (10.9) 382 (24.2) 151 (7.3) 24 (2.6) 136 (8.3) 120 (27.1) 140 (9.6) 109 (8.3)
 Asian 484 (4.0) 38 (2.2) 191 (12.1) 141 (6.9) 22 (2.4) 22 (1.4) 2 (0.4) 20 (1.4) 12 (0.9)
 Otherc 228 (2.1) 37 (2.2) 30 (1.9) 56 (2.7) 40 (4.3) 26 (1.6) 6 (1.4) 17 (1.2) 16 (1.2)
 Missingd 1,949 (17.5) 427 (24.9) 243 (15.4) 406 (19.7) 164 (17.5) 308 (18.9) 63 (14.3) 189 (13.0) 149 (11.4)
Ethnicity
 Hispanic 7,752 (69.6) 1,284 (74.8) 599 (38.0) 1,383 (67.2) 819 (87.4) 1,244 (76.2) 284 (64.3) 1,057 (72.7) 1,082 (82.5)
 Non-Hispanic 2,008 (18.0) 233 (13.6) 611 (38.7) 399 (19.4) 57 (6.1) 204 (12.5) 123 (27.8) 223 (15.3) 158 (12.0)
 Missing 1,370 (12.3) 199 (11.6) 368 (23.3) 277 (13.5) 61 (6.5) 184 (11.3) 35 (7.9) 174 (12.0) 72 (5.5)
Language
 Spanish 5,619 (50.5) 881 (51.3) 377 (23.9) 1,030 (50.0) 695 (74.2) 918 (56.3) 229 (51.8) 877 (60.3) 612 (46.6)
 English 5,511 (49.5) 835 (48.7) 1,201 (76.1) 1,029 (50.0) 242 (25.8) 714 (43.8) 213 (48.2) 577 (39.7) 700 (53.4)
Mean body mass index, kg/m2 32.4 (6.1) 32.8 (6.3) 32.1 (6.5) 32.2 (6.2) 31.9 (5.2) 32.3 (5.9) 32.9 (6.5) 32.8 (6.1) 32.2 (6.1)
Mean hemoglobin A1c, % 5.90 (0.19) 5.91 (0.19) 5.92 (0.19) 5.90 (0.18) 5.91 (0.18) 5.91 (0.19) 5.92 (0.20) 5.90 (0.18) 5.87 (0.18)
a

Data are expressed as n (%) for categorical variables and mean (SD) for continuous variables.

b

Overall, 6 patients at participating clinics were missing data for sex: Clinic 2 (1); Clinic 7 (2); and Clinic 8 (3). These patients are not included in the rows for male or female.

c

This category included patients identified as Native American, Alaska Native, Native Hawaiian, and/or Pacific Islander.

d

This category included patients with missing fields or marked as “Unspecified,” “Patient Declined,” and “State Prohibited.”