| 声母 | 舌尖前音[ʦ]、[ʦ]、[s] | 舌尖后音[tʂ]、[tʂʰ]、[ʂ] | 零声母[Ǿ] | |||||
| [ʦ] (再，字) | [ʦʰ] (粗，词) | [s] (三，思) | [tʂ] (知，住) | [tʂʰ] (出，吃) | [ʂ] (山，时) | [Ǿ] (五，为) | ||
| 偏误 | 小学 | 30% (6) | 35% (7) | 25% (5) | 70% (14) | 75% (15) | 55% (11) | 65% (13) |
| 初中 | 20% (4) | 10% (2) | 5% (1) | 65% (13) | 65% (13) | 45% (9) | 55% (11) | |
| 高中 | 5% (1) | 5% (1) | 0% (0) | 40% (8) | 50% (10) | 25% (5) | 65% (13) | |