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Chart 1B
Lumbar Disc Surgery Without Fusion by SSA
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For an overview of how to read our Medical Variation Charts, click here.
(Orange bars are statistically significant at the 95% confidence level or higher.)
| 5 Year Totals - Lumbar Disc w/o Fusion | ||||
| AREA NAME | Significance | Ratio: OBS/EXP | % Difference | AREA NAME |
| PORTLAND | P<0.001 | 1.10 | 10% | |
| 0.98 | -2% | AUGUSTA | ||
| 0.95 | -5% | BANGOR | ||
| P<0.001 | 0.85 | -15% | LEWISTON | |
