Perceived stress and musculoskeletal pain are prevalent and significantly associated in adolescents: an epidemiological cross-sectional study

Table 6 Summary of the regression analyses

Results of the linear regression analysis evaluating the probability that perceived stress could explain variation in pain intensity (VAS)
	В	SE B	β	F	R²
Constant	−2.78	0.74
Pain duration (1–5)	1.21	0.08	0.64***
Stress (mod.PSQ; 0–10)	0.25	0.07	0.15***
Gender	−0.19	0.22	−0.03
BMI	0.07	0.03	0.09*	93.31***	0.52
Results of the linear regression analysis evaluating the probability that perceived stress could explain variation in number of pain sites
Constant	0.68	0.35
Pain duration (1–5)	0.43	0.04	0.55***
Stress (mod.PSQ; 0–10)	0.10	0.03	0.14**
Gender	0.01	0.11	0.0
BMI	0.01	0.02	0.03	51.67***	0.37

CI Confidence interval, VAS Visual analogue scale, mod.PSQ Modified Perceived stress questionnaire-index
*p < .05; **p < .01; ***p < .001

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