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Table 1 The Bazaz grading system

From: The effect of the difference in C2–7 angle on the occurrence of dysphagia after anterior cervical discectomy and fusion with the zero-P implant system

Severity

Liquids

Solids

0-None

None

None

1-Mild

None

Rare

2-Moderate

None or rare

Occasionally

3-Severe

None or rare

Frequent