Table 2. Location of Tuffier’s line in the anterior posterior view.
| Spinal level | Overall population (N=194), n, % (95% CI) | Male (N=82), n, % (95% CI) | Female (N=112), n, % (95% CI) |
|---|---|---|---|
| L3 body | 3, 1.5 (3–4%) | 0, 0 | 3, 2.7 (0–7.6%) |
| L4 body | 94, 48.5 (42–55%) | 43, 52.4 (41.8–63%) | 51, 45.5 (36.6–54.8%) |
| L4 inferior endplate | 4, 2.1 (5.3–6%) | 1, 1.2 (0–7%) | 3, 2.7 (1–9%) |
| L4–L5 disk level | 51, 26.3 (20.6–32.9%) | 20, 24.4 (16.3–34.8%) | 31, 27.7 (19.6–36.9%) |
| L5 superior endplate | 0, 0 | 0, 0 | 0, 0 |
| L5 body | 42, 21.6 (16.4–28%) | 18, 22.0 (14.3–32%) | 24, 21.4 (14.8–30%) |
n indicates number of subjects; CI, confidence interval.