Table 4.

Interobserver agreement of the appropriateness/inappropriateness of referrals

Variable	Agreement (%)	Unadjusted ϰ	CI 95%
PHC-QDU referral	89.6	0.81	0.77-0.85
n = 1186*
PHC-ED referral	85.6	0.75	0.71-0.79
n = 1004†

*PHC-QDU group.

^†PHC-ED-QDU group.

PHC denotes primary care; QDU, quick diagnosis unit; ED, emergency department; CI, confidence interval.