Table 4.

Likelihood of medical exemption request being accepted associated with enforcement of school vaccination and exemption policies

Respondent report of enforcement of school policy	N (%)	Unadjusted OR (95% CI)	Adjusted OR (95% CI)
Parent must provide signature from physician	401 (51)	2.09 (0.68–6.40)	1.35 (0.40–4.54)
Form must state whether medical exemption is permanent or temporary	301 (38)	1.34 (0.40–4.52)	1.64 (0.38–7.14)
Form must state medical condition that contraindicates vaccination	301 (38)	2.13 (0.66–6.85)	2.12 (0.59–7.71)
Only children with temporary medical exemptions eligible for conditional enrollment	46 (6)	2.38 (0.78–7.22)	1.96 (0.59–6.47)
Only physicians (MD or DO) have authority to write medical exemptions	625 (80)	1.94 (0.62–6.01)	2.08 (0.60–7.24)
Reason provided for the medical exemption is not a valid medical contraindication	393 (50)	15.40 (1.47–16.37)*	8.99 (0.86–9.58)

OR, odds ratio. CI, confidence interval. MD, Doctor of Medicine. DO, Doctor of Osteopathic Medicine. Odds ratios adjusted for whether or not the school official was trained as a nurse and how long the school official has been in that position.

* p < 0.05.