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Table 5 Staging comparison of two groups of nasopharyngeal carcinoma

From: A study on the value of narrow-band imaging (NBI) for the general investigation of a high-risk population of nasopharyngeal carcinoma (NPC)

Mode

n

Stage 1

Stage 2

Stage 3

Stage 4

White light

19

4

13

2

0

NBI

23

8

13

2

0