Table 2.

Baseline Demographic and Clinical Characteristics of the Study Population—Validation Cohort

Characteristic	All (n = 60)	Cases (n = 20 [34%])	Controls (n = 40 [66%])	P Value
Age, median (interquartile range), y	45 (19–61)	45 (20–48)	40 (19–61)	.1297
Gender
Male	51 (85%)	19 (95%)	32 (80%)	.1250
Female	9 (15%)	1 (5%)	8 (20%)
Cavity
Yes	27 (45%)	10 (50%)	17 (43%)	.5820
No	33 (55%)	10 (50%)	23 (57%)
Smear grade
1+	22 (36%)	7 (35%)	15 (38%)	.9743
2+	21 (35%)	7 (35%)	14 (35%)
3+	17 (29%)	6 (30%)	11 (27%)
Culture grade
1+	20 (33%)	7 (35%)	13 (33%)	.9277
2+	20 (33%)	7 (35%)	13 (33%)
3+	20 (33%)	6 (30%)	14 (34%)