Rehabilitation of Back Extensor Muscles' Inhibition in Patients with Long-Term Mechanical Low-Back Pain

Table 1

Comparison of participants’ baseline anthropometric and clinical parameters.

Variable	MPG (𝑛=25); 𝑥±SD	MPSBEEG (𝑛=22); 𝑥±SD	MPDBEEG (𝑛=20); 𝑥±𝑆𝐷	𝐹 ratio	𝑃 value
Age (yr)	50.6±7.57	51.2±7.50	53.8±6.83	1.106	0.339
Height (m)	1.67±0.04	1.66±0.04	1.68±0.04	2.185	0.331
Weight (Kg)	76.3±9.95	75.2±13.2	77.2±10.8	0.156	0.856
BMI (Kg/m^2)	27.5±4.20	27.3±5.25	26.9±3.89	0.093	0.912
VAS	6.56±1.83	6.50±1.71	6.60±1.79	0.017	0.983
SE	36.7±11.8	37.3±13.4	39.2±18.6	0.162	0.851
DE	11.7±2.63	11.3±2.10	11.3±4.27	0.129	0.879
SRPE	13.5±2.12	12.5±2.01	12.2±1.73	2.870	0.064
DRPE	14.1±2.55	14.1±2.16	13.4±1.05	0.986	0.380

Alpha level was set at 𝑃<0.05.
Key:
MPG: McKenzie Protocol Group.
MPSBEEG: McKenzie Protocol plus Static Back Endurance Exercise Group.
MPDBEEG: McKenzie Protocol plus Dynamic Back Endurance Exercise Group.
𝑥: Mean.
SD: Standard deviation.
VAS: Visual Analogue Scale.
SE: Static Endurance.
DE: Dynamic Endurance.
SRPE: Rate of perceived exertion to Biering-Sørensen test of Static Muscular Endurance.
DRPE: Rate of perceived exertion to Repetitive Arch-Up Test.