Table 1.

Comparison of flow cytometry and densitometry results

Immunochromatographic Strip‐Subjective Category	Number of Dogs/Samples	Densitometry (units)	Flow Cytometry
			FACSCalibur I		FACSCalibur II
			n	MFI	n	MFI
0	20/28	0.0 (0.0–0.3)	22	2.6 (2.18–3.77)	6	3.3 (3.15–3.5)
1+	10/18	26.7 (10.8–50)	8	25.0 (20.7–35.46)	10	42.5 (33.4–55.05)
2+	7/15	49.2 (26.4–67)	4	77.2 (58.4–109.0)	11	107.1 (36.8–125.8)
3+	20/30	72.2 (42.4–89.8)	17	161.9 (115.7–210.8)	13	347.8 (107.4–663.6)
4+	9/27	89.9 (72.2–116)	12	280.3 (225.3–331.1)	15	504.0 (256.4–683.6)