22-gauge 25-gauge  
Overall diagnosis     *
Yes (n, %) 30(88.2) 29(85.3)  
No (n, %) 4(11.8) 5(14.7)  
Diagnosis with smear cytology     *
Yes (n, %) 20(58.8) 19(55.9)  
No (n, %) 14(41.2) 14(44.1)  
Diagnosis with Thin-Prep     *
Yes (n, %) 26(76.5) 26(76.5)  
No (n, %) 8(23.5) 8(23.5)  
Diagnosis with Cell Block     *
Yes (n, %) 20(60.4) 20(60.4)  
No (n, %) 11(35.5) 11(35.5)  
Table 2: Diagnostic yield of the 22-gauge and 25-gauge needles