Table 2.
Laboratory Results of Specimens Tested by Both rt-PCR and Culture, 2016–2019 (n = 678)
| Result | No. Tested Positive by PCR (%; 95% CI) | No. Tested Positive by Culture (%; 95%CI) |
|---|---|---|
| Nm | 66 (9.7; 7.6–12.2) | 19 (2.8; 1.7–4.3) |
| NmW | 15 (2.2; 1.2–3.6) | 3 (0.4; .1–1.3) |
| NmX | 45 (6.6; 4.8–8.7) | 13 (1.9; 1.0–3.2) |
| Other Nm | 6 (0.9; .3–1.9) | 3 (0.4; .1–1.3) |
| Hia | 34 (5.0; 3.5–6.9) | 14 (2.1; 1.1–3.5) |
| Sp | 120 (17.7; 14.9–20.8) | 52 (7.7; 5.8–10.0) |
| Total confirmed | 220 (32.4; 28.9–36.1) | 85 (12.5; 10.1–15.2) |
| Negative | 453 (66.8; 63.1–70.3) | 511 (75.4; 72.0–78.6) |
| Inconclusive | 5 (0.7; .2–1.7) | 82 (12.1; 9.7–14.8) |
Abbreviations: CI, confidence interval; Hi, Haemophilus influenzae; NmW, Neisseria meningitidis serogroup W; NmX, Neisseria meningitidis serogroup X; Other Nm, other Neisseria meningitidis groups, which are nongroupable, polyagglutinate, and autoagglutinate; rt-PCR, real-time polymerase chain reaction; Sp, Streptococcus pneumoniae.
aAll of the identified Hi were Hib.