Mean (or n) | SD (or %) | Percentile of 16 subjects | |||||
10th | 25th | 50th | 75th | 90th | |||
Age (years) | 55 | 9 | 47 | 51 | 57 | 61 | 63 |
Female sex (n) | 2 | 13% | |||||
Height (cm) | 182 | 10 | 173 | 173 | 183 | 185 | 192 |
Weight (kg) | 97 | 24 | 74 | 82 | 93 | 113 | 121 |
Body mass index (kg/m2) | 29 | 6 | 23 | 24 | 31 | 32 | 34 |
Right-sided surgery (n) | 7 | 44% | |||||
Average NRS score of lead insertions | 0.7 | 1.9 | 0.0 | 0.0 | 0.0 | 0.0 | 1.0 |
Worst NRS score of lead insertions | 3.5 | 2.4 | 1.0 | 2.0 | 3.5 | 5.0 | 6.0 |
Finger flexion MVIC (% change from baseline) | −0.7 | 4.8 | −9.0 | −0.9 | 0.8 | 2.5 | 3.2 |
Leads used during initial insertion (n) | 2.1 | 2.0 | 1.0 | 1.0 | 1.0 | 2.3 | 3.0 |
Total lead implantation time (min) | 31 | 22 | 5 | 11 | 32 | 50 | 61 |
Time for each lead implantation (min) | 16 | 9 | 5 | 8 | 16 | 22 | 29 |
Distance of lead tip to (cm) | |||||||
Target nerve midpoint | 1.2 | 0.4 | 1.0 | 1.0 | 1.0 | 1.5 | 1.5 |
Nerve epineurium | 0.9 | 0.3 | 0.5 | 0.6 | 0.8 | 1.0 | 1.3 |
Skin | 2.4 | 1.3 | 1.1 | 1.8 | 2.0 | 3.0 | 3.6 |
MVIC, maximum voluntary isometric contraction; NRS, Numeric Rating Scale (0–10), 10=worst imaginable pain, 0=no pain.