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Table 1 General characteristics of both groups

From: Efficacy of spinal extension exercise program versus muscle energy technique in treatment of chronic mechanical low back pain

 Group A (n = 20)Group B (n = 20)t valueP value
Age (yrs.)30.10 ± 6.8433.20 ± 6.62− 1.4570.153 (NS)
Gender
 Male [n (%)]12 (60.0%)10 (50.0%)0.4040.525 (NS)
 Female [n (%)]8 (40.0%)10 (50.0%)
Weight (kg)84.20 ± 4.9786.75 ± 8.98− 1.1110.276 (NS)
Height (cm)172.10 ± 8.80168.15 ± 5.081.7380.092 (NS)
BMI (kg/m2)28.62 ± 3.2930.80 ± 4.21-1.8230.076 (NS)
  1. % percentage, kg kilograms, cm centimeters, NS not significant