Document Classification

Section Type: RESULTS

Text: For computer-control compared with manual-control, wobble was smaller [median 3. 5 (inter-quartile range 2. 5-4. 8) % vs 4. 2 (3. 3-5. 9) %, P = 0. 003], but there was no difference in the median PE [2. 9 (0. 3-4. 7) % vs 1. 9 (0-4. 2) %], median absolute PE [4. 7 (3. 5-5. 6) % vs 4. 7 (3. 8-6. 7) %], or divergence [-0. 01 (-0. 03 -0) % vs -0. 06 (-0. 26 -0. 08) %].