Table 3 Survival in serviceable condition at follow-up intervals

MOZ Inhambane

99.7% (98.1–99.9)

98.0% (96.0–99.0)

85.3% (78.9–90.0)

57.3% (50.2–64.1)

MOZ Nampula

100% (–.–)

93.7% (90.6–95.8)

73.2% (62.7–81.7)

32.5% (23.5–43.1)

MOZ Tete

98.7% (96.3–99.5)

95.8% (90.7–98.1)

74.2% (64.2–82.1)

43.3% (27.2–61.1)

NGA Ebonyi

99.7% (98.0–100)

96.0% (92.5–97.9)

76.3% (67.9–83.1)

54.8% (41.4–67.6)

NGA Oyo

100% (–.–)

92.0% (86.0–95.6)

74.6% (60.2–85.1)

n.a.

NGA Zamfara

99.3% (97.9–99.8)

97.7% (95.7–98.8)

91.8% (84.1–95.9)

80.4% (72.7–85.9)

DRC Mongala

98.9% (96.7–99.7)

69.6% (59.5–78.1)

33.2% (23.5–44.4)

17.4% (10.7–26.9)

DRC Ubangi Sud

100% (–.–)

88.7% (84.8–91.7)

56.2% (45.7–66.1)

36.7% (29.4–44.7)

ZNZ Pemba

99.1% (97.8–99.6)

86.1% (78.7–91.2)

67.0% (60.6–72.6)

51.0% (44.5–57.4)

ZNZ Unguja

99.2% (96.7–99.8)

93.9% (89.6–96.4)

75.8% (67.1–82.8)

55.2% (46.2–63.9)