Table 5 Ophthalmologist supply of the top 10% and bottom 10% of the secondary tiers of medical care (STMs)
1998 | 2000 | 2002 | 2004 | 2006 | 2008 | 2010 | 2012 | |
|---|---|---|---|---|---|---|---|---|
Top 10% (n = 35) | ||||||||
# of Ophthalmologistsa | 4321 | 4538 | 4680 | 4555 | 4381 | 4430 | 4342 | 4635 |
Total population | 27,674,836 | 28,101,936 | 28,811,684 | 28,093,204 | 27,631,756 | 27,408,660 | 26,493,008 | 28,386,764 |
Densityb (A) | 0.16 | 0.16 | 0.16 | 0.16 | 0.16 | 0.16 | 0.16 | 0.16 |
Bottom 10% (n = 35) | ||||||||
# of Ophthalmologistsa | 86 | 100 | 108 | 109 | 102 | 99 | 126 | 101 |
Total population | 3,395,909 | 3,544,457 | 3,539,238 | 3,618,177 | 3,430,603 | 3,333,489 | 3,922,762 | 3,195,039 |
Densityb(B) | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 | 0.03 |
Ratioc(A/B) | 6.17 | 5.72 | 5.32 | 5.38 | 5.33 | 5.44 | 5.10 | 5.17 |
Differenced(A-B) | 0.13 | 0.13 | 0.13 | 0.13 | 0.13 | 0.13 | 0.13 | 0.13 |