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Figure 3 | BMC Anesthesiology

Figure 3

From: Abdominal circumference but not the degree of lumbar flexion affects the accuracy of lumbar interspace identification by Tuffier’s line palpation method: an observational study

Figure 3

Actual level under X-ray and palpation level by anesthesiologists. The number of cases accumulated at each interspinous process level when anesthesiologists’ palpation aimed at assumed L2-L3 (□) or assumed L3-L4 (). The white bar represents the assumed level at L2-L3; the black bar represents the assumed level at L3-L4.

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BMC Anesthesiology

ISSN: 1471-2253

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