Table 2.
Positive rates of methods in different age groups
| Methods | < 3 years | 3-5 years | 6-15 years | X2 | p |
|---|---|---|---|---|---|
| n = 421(%) | n = 215(%) | n = 194(%) | |||
| MP-IgM (PA) | 91 (21.6) | 102 (47.4) | 139 (71.6) | 145.222 | < 0.001 |
| MP-IgM (GICT) | 66 (15.7) | 67 (31.2) | 89 (45.9) | 64.704 | < 0.001 |
| MP-RNA (SAT) | 36 (8.6) | 40 (18.6) | 70 (36.1) | 69.646 | < 0.001 |
| 7RNAs | 71 (16.9) | 29 (13.5) | 38 (19.6) | 2.772 | 0.25 |
| RT-PCR | 79 (18.8) | 85 (39.5) | 140 (72.2) | 164.208 | < 0.001 |
| Resistance | 65 (15.4) | 74 (34.4) | 123 (63.4) | 142.516 | < 0.001 |
SAT simultaneous amplification and testing
PA particle agglutination
GICT immune colloidal gold technique
RT-PCR real-time polymerase chain reaction