TABLE 1.
Parasitic stages, maturation times, and percentages of schizonts obtained by the isolate groups
| Pre- and postculture isolate characteristic | Group 1a (n = 15) |
Group 2b (n = 15) |
F test P value | ||
|---|---|---|---|---|---|
| Mean | 95% CI | Mean | 95% CI | ||
| Immature Tfz (R + Ta)c | 172.2 | 161.1–183.3 | 18.33 | 0.0–38.5 | <0.0001 |
| Mature Tfzc | 23.3 | 13.8–32.9 | 174.7 | 151.4–198.1 | <0.0001 |
| Preschizontsc | 3.0 | 0.7–5.3 | 1.4 | 0.2–2.6 | 0.19 |
| Schizontsc | 1.5 | 0.2–2.8 | 5.5 | 0.0–14.1 | 0.32 |
| Maturation time (h) | 34.9 | 31.0–38.8 | 22.7 | 20.1–25.2 | <0.0001 |
| % schizonts postmaturation | 59.9 | 46.5–76.4 | 48 | 39.2–56.8 | 0.12 |
a
Group 1 included isolates with predominance of immature trophozoites.
b
Group 2 included isolates with predominance of mature trophozoites.
c
Data are counts of parasites at the beginning of the assay carried out with 200 asexual parasites. R, rings; Ta, amoeboid trophozoites (27).