TABLE 2.

Association between Q score and culture density^a

Average Q score	No. of samples	Culture density (%)
		4+	3+	2+	1+	0
≥2	25	17 (68)	3 (12)	2 (8)	0	3 (12)
1-1.75	34	24 (70.6)	3 (8.8)	1 (2.9)	1 (2.9)	5 (14.7)
0-0.75	29	21 (72.4)	5 (17.2)	1 (3.5)	1 (3.5)	1 (3.5)
−1-−0.25	10	7 (70)	2 (20)	0	0	1 (10)
?b-1.25	2	1 (50)	0	0	0	1 (50)

^aOnly gram-negative rods were quantified by culture (n = 100).

^b?, unknown.