Table 3.

MenCWY-specific serum bactericidal antibody responses using baby rabbit complement (rSBA).

Time point	Value	MenC	MenW	MenY
Pre-	GMT	3.9 [2.9–5.3]	5.4 [3.8–7.9]	6.9 [4.5–10.4]
	≥8%	18 [11.7–26.7]	23 [15.8–32.2]	27 [19.3–36.4]
	≥128%	7 [3.4–13.8]	8 [4.1–15.0]	17 [10.9–25.5]
28 days	GMT	1,469 [950.5–2,269]	1,771 [1,354–2,315]	1,448 [1,026–2,044]
	≥8%	94 [87.5–97.2]	99 [94.6–100]	97 [91.5–99.2]
	≥128%	92 [85.0–95.9]	97 [91.5–99.2]	95 [88.8–97.8]
1 year	GMT	111.4 [66.6–186.4]	335.5 [236.9–475.1]	247.3 [158.1–386.7]
	≥8%	76 [66.8–83.3]	94 [87.5–97.2]	86 [77.9–91.5]
	≥128%	61 [51.2–70]	74 [64.6–81.6]	79 [70.0–85.8]

MenCWY-specific GMTs are presented with the [95% CI]. The percentages and [95% CI] of participants with an rSBA titers above 8 (cutoff for protection) and 128 (cutoff for long-term protection) are given at all time points.

GMT, Geometric mean titer.