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Table 1 Confounders in fresh cadaver and fixed cadavers

From: Ultra percutaneous dilation tracheotomy vs mini open tracheotomy. A comparison of tracheal damage in fresh cadaver specimens

Confounder

Fresh cadaver

Fixed cadavers

PDT (n = 10)

Open (n = 10)

PDT (n = 9)

Open (n = 7)

Age

Mean = 79

Mean = 74

Mean = 81.5

Mean = 75.8

Range = 69–74

Range = 62–88

Range = 68–97

Range = 65–88

Landmarks

Easy = 6

Easy = 5

Easy = 5

Easy = 5

Difficult = 4

Difficult = 5

Difficult = 4

Difficult = 2

Sex

M = 5

M = 3

M = 5

M = 3

F = 5

F = 7

F = 4

F = 4

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BMC Research Notes

ISSN: 1756-0500

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