Table 1.
Patient and Hospital Demographics: Patients with and without severe visual impairment/Blindness (SVI/B) from the National Inpatient Sample Database (2017)*
| Patients without SVI/B | Patients with SVI/B | p-value | |
|---|---|---|---|
| Total | 30,363,917 (99.8) | 37,200 (0.2) | |
Age in years, mean  SE |
57.9  0.09 |
66.4  0.24 |
< 0.01 |
| Female, n (%) | 17,519,980 (57.7) | 18,600 (50.0) | < 0.01 |
| Race, n (%) | < 0.01 | ||
| White | 20,404,552 (67.2) | 20,832 (56.0) | |
| Black | 4,615,315 (15.2) | 9,114 (24.5) | |
| Hispanic | 3,340,030 (11.0) | 5,022 (13.5) | |
| Asian or Pacific Islander | 819,825 (2.7) | 818 (2.2) | |
| Insurance, n (%) | < 0.01 | ||
| Medicare | 14,939,047 (49.2) | 28,160 (75.7) | |
| Medicaid | 5,799,508 (19.1) | 5,056 (14.8) | |
| Private | 8,350,077 (27.5) | 3,013(8.1) | |
| Uninsured | 1,214,556 (4.0) | 483 (1.3) | |
|
Median income (USD), n (%) |
< 0.01 | ||
| $1-$38,999 | 9,230,630 (30.4) | 14,024 (37.7) | |
| $39,000-$47,999 | 8,046,438 (26.5) | 9,672 (26.0) | |
| $48,000-$62,999 | 7,105,156 (23.4) | 7,551 (20.3) | |
| $63,000 or more | 5,920,963 (19.5) | 5,877 (15.8) | |
| Hospital Bed size, n (%) | 0.14 | ||
| Small | 6,103,147 (20.1) | 7,068 (19.0) | |
| Medium | 8,957,355 (29.5) | 10,899 (29.3) | |
| Large | 15,273,050 (50.3) | 19,158 (51.5) | |
| Hospital Region, n (%) | < 0.01 | ||
| Northeast | 5,678,052 (18.7) | 5,840 (15.7) | |
| Midwest | 6,801,517 (22.4) | 7,886 (21.2) | |
| South | 11,933,019 (39.3) | 15,438 (41.5) | |
| West | 5,890,599 (19.4) | 7,960 (21.4) | |
| Teaching hospital, n (%) | 0.17 | ||
| Non-teaching, n (%) | 3,643,670 (12.0) | 4,203 (11.3) | |
| Teaching, n (%) | 26720,247 (88.0) | 32,996 (88.7) |
*Analyses used Pearson’s χ2 test and one-way analysis of variance for categorical and continuous variables respectively.
SVI/B: Severe Vision Impairment/Blindness