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Table 3 Comparisons of TK and LL pre- and post-sitting posture intervention

From: Effects of a postural cueing for head and neck posture on lumbar lordosis angles in healthy young and older adults: a preliminary study

Spine angle Pre-intervention Post-intervention intervention (post–pre) Z Significant (double tail)
TKA in sitting position 23.460 22.890 − 0.795 − 2.957a 0.003
LLA in sitting position 5.540 8.130 2.380 − 5.013b 0.000
  1. aBased on the positive rank
  2. bBased on the negative rank