Health Insurance Ownership and Quality of Computed Tomography Requests: Experience from a Peripheral Referral Hospital in Cameroon

Table 3

Health insurance ownership and CT appropriateness.

	CT appropriateness, n (%; 95% CI)			Total, n (%)
	Category A	Category B	Category C
No health insurance ownership	218 (69.4; 64.3 – 74.5)	74 (23.6; 18.9 – 28.3)	22 (7.0; 4.2 – 9.8)	314 (100)
Health insurance ownership	25 (65.8; 50.7 – 80.9)	6 (15.8; 4.2 – 27.4)	7 (18.4; 6.1 – 30.7)	38 (100)
Total	243 (69; 64.2 – 73.9)	80 (22.7; 18.3 – 27.1)	29 (8.2; 5.4 – 11.1)	352 (100)

According to the American College of Radiologists Appropriateness Criteria^®, Category A indicates the requested imaging modality (CT in this case) is the most appropriate; Category B indicates the requested study could be appropriate, especially in the absence of any other reasonable alternative; Category C implies the requested imaging study is not appropriate for the clinical indication.