TABLE 3.

Development of antibodies against diphtheria toxin among symptomatic carriers of C. diphtheriae as measured by NT and EIA

Symptomatic carrier no.Age (yr)Antibody titer (IU/ml) on:
AdmissionDays 5-20
NTEIANTEIA
150.640.373644.0≥5.24
210328.0≥5.24328.0≥5.24
3110.640.00540.96≥5.24
41481.92≥5.2481.92≥5.24
51520.48≥5.2440.96≥5.24
6191.281.15520.48≥5.24
7195.12≥5.2420.48≥5.24
82240.96≥5.2440.96≥5.24
92910.241.58920.48≥5.24
10340.320.2231.280.966
11330.160.30720.48≥5.24
12465.122.61710.24≥5.24
    Median5.122.10330.72≥5.24