. Author manuscript; available in PMC: 2021 Jul 1.

Published in final edited form as: Pain Pract. 2020 Apr 8;20(6):578–587. doi: 10.1111/papr.12881

Table 4:

Model for phantom limb pain (PLP) intensity on a VAS from 0 to 10; PLS (0: absent, 1: present), movement (0: absent, 1: present), clinical trial center (0: US, 1: Brazil), PLP treatment effectiveness of prior to study enrollment (0: not effective, 1: effective).

Phantom limb pain (PLP) 67 observations, adjusted R² = 31%
Factor	coefficient	p-value	95% CI
Age	0.028	0.04	[0.002; 0.054]
PLS	0.168	0.01	[0.047; 0.289]
Movement	−0.860	0.03	[−1.611; −0.110]
Clinical trial center	0.887	0.04	[0.051; 1.724]
PLP treatment effectiveness	−1.464	<0.001	[−2.267; −0.661]
Constant	5.379	<0.001	[3.401; 7.357]