| Number of Symptom | Number of Patients(%) | ||||
|---|---|---|---|---|---|
| 10-29 | 30-39 | 40-49 | 50-59 | 60≤ | |
| 0-2 | 3(16.7) | 9(28.1) | 12(21.4) | 11(21.6) | 14(37.8) |
| 3 | 6(33.3) | 7(21.9) | 10(17.9) | 6(11.8) | 6(16.2) |
| 4 | 1(5.6) | 6(18.8) | 6(10.7) | 13(25.5) | 4(10.8) |
| 5 | 2(11.1) | 5(15.6) | 13(23.2) | 11(21.6) | 6(16.2) |
| 6 | 2(11.1) | 3(9.4) | 9(16.1) | 6(11.8) | 4(10.8) |
| 7≤ | 4(22.2) | 2(6.3) | 6(10.7) | 4(7.8) | 3(8.1) |