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Table 1 Patient and Hospital Demographics: Patients with and without severe visual impairment/Blindness (SVI/B) from the National Inpatient Sample Database (2017)*

From: Severe vision impairment and blindness in hospitalized patients: a retrospective nationwide study

 

Patients without SVI/B

Patients with SVI/B

p-value

Total

30,363,917 (99.8)

37,200 (0.2)

 

Age in years, mean \(\pm\) SE

57.9 \(\pm\) 0.09

66.4 \(\pm\) 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)

 
  1. *Analyses used Pearson’s χ2 test and one-way analysis of variance for categorical and continuous variables respectively.
  2. SVI/B: Severe Vision Impairment/Blindness