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Brock University

The Effects of the Mad Dog Diet on Bowel Function, Body Composition, Neuropathic Pain, and Depression in a Spinal Cord Injury and Multiple Sclerosis Population

Abstract

dc:description.abstract

Inflammation has been shown to negatively influence bowel function, body composition, neuropathic pain, and depression within the spinal cord injury (SCI) and multiple sclerosis (MS) populations. Four individuals with varying levels of SCI’s (C5-T1/AIS A-D/3 male 1 female) and two individuals with varying diagnoses of MS (SPMS & RRMS, female) were recruited for the study. Bowel function was assessed via The Bowel Management subset of the Spinal Cord Injury Quality of Life (SCI-QOL) and Neurological Bowel Dysfunction (NBD) questionnaires, body composition was assessed via dual-energy X-ray absorptiometry (DXA) scans, neuropathic pain was assessed via the neuropathic pain questionnaire, and depression was measured via the Center for Epidemiologic Studies Depression Scale (CES-D) questionnaire. This study investigated the effects of 6-weeks of the Mad Dog diet, which aimed to reduce inflammation, and improve the aforementioned ailments. The 6-week Mad Dog diet was associated with a significant reduction in total body mass (p=0.006), lean mass (p=0.046) and fat mass (p=0.038). Despite the significant reduction in fat mass, there were no significant changes in subcutaneous fat mass (p=0.091), or visceral mass (p=0.33), which suggests that the study was underpowered and could not distinguish the relative contribution of either fat source to the losses in total fat mass. Likewise, there were no significant changes in bowel function as determined by SCI-QOL scores (p=0.33), or NBD scores (p=0.29), and no significant changes in any domain of neuropathic pain (sensory, p=0.55; affective, p=0.15; sensitivity, p=0.12), or depression (CES-D scores, p=0.34). These findings demonstrate that 6 weeks of the Mad Dog diet may be beneficial for body composition in the SCI and MS populations. Findings from this research provide the basis for a larger study that can more fully assess the outcomes from this study along with changes in biological measures of inflammation.

Degree

thesis:*
Name thesis:degree_name
M.A. Applied Health Sciences
Level thesis:degree_level
Masters
Discipline thesis:degree_discipline
Faculty of Applied Health Sciences
Department dc:contributor.department
Applied Health Sciences Program
Grantor
Brock University
Year dc:date.issued
2022

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Sullivan, Timothy

Subjects

dc:subject × 4

Rights

Language dc:language.iso
eng

Identifiers

dc:identifier.*
Handle dc:identifier.uri
http://hdl.handle.net/10464/15576
OAI identifier oai:identifier
oai:brocku.scholaris.ca:10464/15576

Chain of custody

source
Harvested from
Brock University
Base URL
brocku.scholaris.ca/server/oai/request
Last updated
2026-07-24
Source record
OAI-PMH GetRecord
citation

Sullivan, Timothy. The Effects of the Mad Dog Diet on Bowel Function, Body Composition, Neuropathic Pain, and Depression in a Spinal Cord Injury and Multiple Sclerosis Population. Masters thesis, Brock University, 2022. http://hdl.handle.net/10464/15576