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. 2021 Jul 28;11:15379. doi: 10.1038/s41598-021-94548-z

Table 1.

Descriptive data for the demographic and clinical variables are presented.

Variable Experimental group (n = 40) Control group (n = 40) P value
Age (years) 21.5 ± 2.7 23.9 ± 3.1 0.07
Weight (kg) pre-treatment treatment 69.2 ± 4.7 72.2 ± 5.1 0.14
Gender (%)
Male 25 (62.5%) 23 (57.5%) 0.4
Female 15 (37.5%) 17 (42.5%)
Outcome measures
AHT (mm) 2.4 ± 0.4 2.3 ± 0.3 0.5
ARA C2–C7 (°) 4.16 ± 4.15 4.2 ± 4.5 0.7
P14 0.96 ± 0.21 1.045 ± 0.24 0.10
N20 2.44 ± 0.4 2.5 ± 0.38 0.4
P27 1.9 ± 0.27 2.02 ± 0.4 0.10
N30 1.9 ± 0.2 2.1 ± 0.3 0.3
N13–N20 5.7 ± 0.3 5.7 ± 0.3 0.31
N13 1.2 ± 0.16 1.01 ± 0.24 0.002

No statistically significant differences between the control group and the experimental group were found at baseline for their demographic and clinical variables, except for N13 (P = 0.0022). The values are presented as mean and standard deviation (SD) for age, weight, anterior head translation (AHT), absolute rotation angle (ARA C2–C7 lordosis), and neurophysiological parameters.