Table 5.
Agreement on designated segment by PAS instrument measurement and manual palpation for stiffness and tenderness
| Distance (no. of segments away) | PAS vs Palpatory stiffness
|
PAS vs Palpatory tenderness
|
Palpatory tenderness vs palpatory stiffness
|
|||
|---|---|---|---|---|---|---|
| n | % | n | % | n | % | |
| −4.00 | 8 | 9.8 | 7 | 5.8 | 0 | 0 |
| −3.00 | 19 | 23.2 | 17 | 14.0 | 0 | 0 |
| −2.00 | 16 | 19.5 | 22 | 18.2 | 0 | 0 |
| −1.00 | 10 | 12.2 | 15 | 12.4 | 13 | 13.1 |
| .00 | 18 | 22.0 | 26 | 21.5 | 50 | 50.5 |
| 1.00 | 10 | 12.2 | 16 | 13.2 | 19 | 19.2 |
| 2.00 | 1 | 1.2 | 9 | 7.4 | 8 | 8.1 |
| 3.00 | 0 | 0 | 8 | 6.6 | 6 | 6.1 |
| 4.00 | 0 | 0 | 1 | .8 | 3 | 3.0 |
| Total | 82 | 100.0 | 121 | 100.0 | 99 | 100.0 |
Cases were included only if both methods being compared determined a positive finding at least one lumbar segment.