Table 1

Mann-Whitney U test (lost vs found preoperative VAS and age at surgery) and Fisher exact test (lost vs found gender).

Patient CharacteristicsPatients Followed Up
(n = 16)		Patients Lost to Follow Up (n = 10) P Value
Preoperative VAS scores, mean9.57.5 0.001
Age at surgery, mean42.037.40.16
Gender, male:female8:87:30.28
Workers’ compensation, n 1610

  • Abbreviation: VAS, visual analog scale.

  • Note: Boldface indicates statistically significant findings.