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Table 3 Outcomes.

From: Influence of preoperative nucleus pulposus status and radiculopathy on outcomes in mono-segmental lumbar total disc replacement: results from a nationwide registry

  DDD HNP-No rad. Stenosis HNP-Rad.
Preop. back pain 70.2 72.5 67.8 68.1
Postop. back pain 28.1 27.3 41.8* 30.3
Back pain relief: unadjusted 42.2 45.2 26.0* 37.8
Back pain relief: adjusted 49.8 45.9 32.6* 45.2
Preop. leg pain 52.1 47.3 55.0 62.3*
Postop. leg pain 20.1 20.2 31.5* 23.9
Leg pain relief: unadjusted 31.7 27.1 23.5* 38.4
Leg pain relief: adjusted 34.7 33.4 21.8* 34.0
Preop. quality of life 0.326 0.371 0.336 0.350
Postop. quality of life 0.753 0.784 0.702 0.754
Improvement of quality of life: unadjusted 0.427 0.413 0.366 0.404
Improvement of quality of life: adjusted 0.317 0.321 0.271 0.299
  1. Unadjusted and adjusted back and leg pain relief and improvement of quality of life are shown in each group. Asteriks marks the group which was significantly different to another group in bold. As adjustment factors, gender, age, preoperative pain medication, intervertebral level of the intervention, pharmacologically treated depression, type of work and working activity level were employed.