TABLE 6.1.

Vaccine Trials Demonstrating Protection against Culture-Proven Invasive Disease, as well as Radiographic Pneumonia

	Vaccine Protection (95% CI) Against
	Invasive, Culture-Proven Disease	Radiographic Pneumonia
Randomized trial of Haemophilus influenzae type-b tetanus protein conjugate for prevention of pneumonia and meningitis in Gambian infants16	95% (67–100)	22% (5–35)
Efficacy of nine-valent pneumococcal conjugate vaccine against pneumonia and invasive pneumococcal disease in The Gambia: randomized, double-blind, placebo-controlled trial18	77% (51–90)	37% (27–45)