Level & Time | Disc levels (n) | Mean size [95 % Confidence Intervals] (mm2) | ||
---|---|---|---|---|
LDH | Dural Sac | Intervertebral Height | ||
L3-L4 | ||||
Time 1 | 9 | 132 [102; 162] | 228 [187; 268] | 357 [313; 401] |
Time 2 | 9 | 124 [96; 152] | 224 [164; 284] | 350 [299; 401] |
Time 3 | 9 | 125 [93; 156] | 223 [161: 286] | 351 [302; 399] |
L4-L5 | ||||
Time 1 | 28 | 145 [133; 158] | 228 [204; 252] | 423 [398; 447] |
Time 2 | 28 | 146 [133; 159] | 214 [188; 239] | 416 [393; 439] |
Time 3 | 28 | 140 [126; 155] | 223 [195; 252] | 399 [369; 429] |
L5-S1 | ||||
Time 1 | 43 | 164 [154; 174] | 316 [285; 347] | 437 [414; 460] |
Time 2 | 43 | 166 [155; 177] | 309 (276; 341] | 436 [411; 461] |
Time 3 | 43 | 175 [161; 189] | 304 [272; 336] | 421 [393; 449] |