Diagnosis Abundant MVs (%) Moderate MVs (%) No/Scant MVs (%) Total
Hashimoto's thyroiditis 5 (23.3) 15 (71.4) 19 (47.5) 39 (51.3)
Colloid goiter 0 3 (14.3) 18 (45) 21 (27.6)
Primary hyperplasia 10 (66.7) 3 (14.3) 3 (7.5) 16 (21.1)
Total 15 (100) 21 (100) 40 (100) 76 (100)
Chi-square =31.4, d.f =4, P<0.001
Table 1: Association of marginal vacuoles with cytological diagnosis.