Table 2 Comparison of sacroiliac joint relaxation time
Control group | Case group | Inactive group | Active group | |
|---|---|---|---|---|
T1-mapping(ms) Sacral | 240.33(228.93, 274.57) | 473.73(328.33, 956.43) | 338.40(285.17, 404.48) | 529.87(369.17, 1022.23) |
T1-mapping(ms) iliac | 233.67(223.93, 257.27) | 480.03(351.73, 830.07) | 347.55(294.34, 398.93) | 598.77(370.13, 865.83) |
Z | − 0.284 | − 1.092 | − 0.933 | − 1.422 |
P | 0.776 | 0.275 | 0.351 | 0.155 |
T2-mapping(ms) Sacral | 104.63(95.13, 107.13) | 107.73(93.23, 119.03) | 106.73(99.44, 117.17) | 108.03(90.73, 121.43) |
T2-mapping(ms) iliac | 101.03(93.63, 105.33) | 103.23(89.37, 117.67) | 111.50(97.28, 129.36) | 102.23(88.67, 110.83) |
Z | − 0.795 | − 1.134 | − 0.859 | − 1.596 |
P | 0.427 | 0.257 | 0.391 | 0.111 |
T2*-mapping(ms) Sacra | 6.17(5.47, 7.13) | 7.87(6.53, 9.93) | 7.33(6.16, 8.18) | 8.23(6.53, 10.57) |
T2*-mapping(ms) iliac | 6.33(5.57, 6.8) | 7.63(6.53, 8.93) | 7.20(6.53, 7.86) | 7.83(6.67, 9.73) |
Z | − 0.057 | − 1.769 | − 0.342 | − 1.698 |
P | 0.955 | 0.077 | 0.732 | 0.089 |