| Variable | Overall N = 3,8961 |
Formal_Consult N = 1,5291 |
No_Consult N = 2,3671 |
p-value2 |
|---|---|---|---|---|
| patient_age_at_dos | 41 (23) | 46 (22) | 37 (23) | <0.001 |
| Unknown | 1 | 1 | 0 | |
| gender | 0.2 | |||
| Female | 1,993 (51%) | 760 (50%) | 1,233 (52%) | |
| Male | 1,902 (49%) | 768 (50%) | 1,134 (48%) | |
| Unknown | 1 | 1 | 0 | |
| ethnicity | 0.14 | |||
| Hispanic | 8 (14%) | 1 (4.2%) | 7 (22%) | |
| Non-Hispanic | 48 (86%) | 23 (96%) | 25 (78%) | |
| Unknown | 3,840 | 1,505 | 2,335 | |
| race_group | <0.001 | |||
| White or Caucasian | 2,453 (63%) | 1,089 (71%) | 1,364 (58%) | |
| African American | 891 (23%) | 250 (16%) | 641 (27%) | |
| Asian | 78 (2.0%) | 23 (1.5%) | 55 (2.3%) | |
| Other | 474 (12%) | 167 (11%) | 307 (13%) | |
| language_group | <0.001 | |||
| English | 3,472 (89%) | 1,399 (91%) | 2,073 (88%) | |
| Spanish | 332 (8.5%) | 107 (7.0%) | 225 (9.5%) | |
| Other | 92 (2.4%) | 23 (1.5%) | 69 (2.9%) | |
| driving_distance_mi_to_hospital | 66 (198) | 68 (205) | 65 (193) | 0.091 |
| Unknown | 19 | 8 | 11 | |
| time_period | <0.001 | |||
| Afternoon | 1,479 (38%) | 588 (38%) | 891 (38%) | |
| Evening | 1,053 (27%) | 510 (33%) | 543 (23%) | |
| Morning | 1,034 (27%) | 303 (20%) | 731 (31%) | |
| Overnight | 328 (8.4%) | 127 (8.3%) | 201 (8.5%) | |
| Unknown | 2 | 1 | 1 | |
| weekend_flag | 0.001 | |||
| Weekday | 2,607 (67%) | 977 (64%) | 1,630 (69%) | |
| Weekend | 1,289 (33%) | 552 (36%) | 737 (31%) | |
| service_season | 0.2 | |||
| Jan_Mar | 817 (21%) | 296 (19%) | 521 (22%) | |
| Apr_Jun | 916 (24%) | 356 (23%) | 560 (24%) | |
| Jul_Sep | 1,131 (29%) | 458 (30%) | 673 (28%) | |
| Oct_Dec | 1,032 (26%) | 419 (27%) | 613 (26%) | |
| insurance_group | <0.001 | |||
| Commercial/Private | 1,444 (37%) | 631 (41%) | 813 (34%) | |
| Medicaid | 925 (24%) | 281 (18%) | 644 (27%) | |
| Medicare | 776 (20%) | 383 (25%) | 393 (17%) | |
| Self-Pay | 725 (19%) | 221 (14%) | 504 (21%) | |
| Other/Unknown | 26 (0.7%) | 13 (0.9%) | 13 (0.5%) | |
| trauma_group | 0.078 | |||
| Chemical | 104 (2.7%) | 35 (2.3%) | 69 (2.9%) | |
| No | 2,900 (74%) | 1,118 (73%) | 1,782 (75%) | |
| Physical | 892 (23%) | 376 (25%) | 516 (22%) | |
| va_cat_ed_right | <0.001 | |||
| Bad_(>20/200) | 120 (3.1%) | 79 (5.2%) | 41 (1.7%) | |
| Missing_or_Unreadable | 2,786 (72%) | 1,052 (69%) | 1,734 (73%) | |
| Normal_(<20/50) | 835 (21%) | 308 (20%) | 527 (22%) | |
| OK_(20/50_to_20/200) | 155 (4.0%) | 90 (5.9%) | 65 (2.7%) | |
| va_cat_ed_left | <0.001 | |||
| Bad_(>20/200) | 105 (2.7%) | 67 (4.4%) | 38 (1.6%) | |
| Missing_or_Unreadable | 2,798 (72%) | 1,067 (70%) | 1,731 (73%) | |
| Normal_(<20/50) | 837 (21%) | 310 (20%) | 527 (22%) | |
| OK_(20/50_to_20/200) | 156 (4.0%) | 85 (5.6%) | 71 (3.0%) | |
| va_cat_oph_right | <0.001 | |||
| Bad_(>20/200) | 266 (6.8%) | 260 (17%) | 6 (0.3%) | |
| Missing_or_Unreadable | 2,410 (62%) | 79 (5.2%) | 2,331 (98%) | |
| Normal_(<20/50) | 1,056 (27%) | 1,030 (67%) | 26 (1.1%) | |
| OK_(20/50_to_20/200) | 164 (4.2%) | 160 (10%) | 4 (0.2%) | |
| va_cat_oph_left | <0.001 | |||
| Bad_(>20/200) | 270 (6.9%) | 262 (17%) | 8 (0.3%) | |
| Missing_or_Unreadable | 2,419 (62%) | 87 (5.7%) | 2,332 (99%) | |
| Normal_(<20/50) | 1,045 (27%) | 1,019 (67%) | 26 (1.1%) | |
| OK_(20/50_to_20/200) | 162 (4.2%) | 161 (11%) | 1 (<0.1%) | |
| iop_by_ed_team_right | 22 (13) | 24 (13) | 20 (12) | 0.028 |
| Unknown | 3,752 | 1,458 | 2,294 | |
| iop_by_ed_team_left | 22 (13) | 26 (15) | 18 (10) | <0.001 |
| Unknown | 3,733 | 1,444 | 2,289 | |
| iop_by_ophthalmology_right | 15.6 (8.6) | 15.6 (8.7) | 16.0 (4.8) | 0.093 |
| Unknown | 2,449 | 116 | 2,333 | |
| iop_by_ophthalmology_left | 15.6 (8.3) | 15.6 (8.3) | 16.9 (8.2) | 0.2 |
| Unknown | 2,445 | 111 | 2,334 | |
| 1 Mean (SD); n (%) | ||||
| 2 Wilcoxon rank sum test; Pearson’s Chi-squared test | ||||