Table 3.

Correlation of disagreements vs. pain in 809 students

	Students	Pain	No pain
Disagreements	513 (63%)	404 (50%)	109 (13%)
No disagreements	296 (37%)	133 (16%)	163 (20%)
Total	809	537	272

Data show that functional pain was present more frequently in students who reported psychological disagreements (404: 50%); only a few not suffering psychological disagreements referred functional pain (133: 16%)

The correlation “disagreements vs. functional pain” was statistically significant (p = 0.001)

No missing data were observed in the reported questionnaire