Table 3. Correlations between disc relaxation times and age, disc volume, BMI, height and weight (r values and 95% confidence intervals).
| Variable | Disc T2 mapping | Disc T1ρ mapping | |||
|---|---|---|---|---|---|
| r | 95% CI | r | 95% CI | ||
| Age | −0.30* | −0.38 to 0.21 | −0.07 | −0.17 to 0.02 | |
| Disc volume | 0.15* | 0.053 to 0.23 | 0.06 | −0.03 to 0.16 | |
| BMI | −0.03 | −0.13 to 0.05 | −0.08 | −0.18 to 0.10 | |
| Height | −0.04 | −0.26 to 0.17 | −0.04 | −0.17 to 0.26 | |
| Weight | −0.08 | −0.29 to 0.13 | −0.02 | −0.18 to 0.23 | |
*, statistically significant correlations (P<0.05). CI, confidence interval; BMI, body mass index.