Table 2.

Key predicted indicators relating to PAT exposure and HCV infection in Egypt

Indicator	1950 (95% UI)	1960 (95% UI)	1970 (95% UI)	1980 (95% UI)	1990 (95% UI)	2000 (95% UI)	2010 (95% UI)	2018 (95% UI)
Number of individuals who have ever been exposed to PAT (millions)	0.043 (0.042–0.045)	1.39 (1.36–1.43)	6.04 (5.91–6.17)	8.18 (8.01–8.36)	8.32 (8.15–8.50)	8.32 (8.15–8.50)	8.32 (8.15–8.50)	8.32 (8.15–8.50)
Number of individuals who have ever been exposed to PAT and are currently alive (millions)	0.038 (0.037–0.039)	1.29 (1.26–1.32)	5.65 (5.53–5.78)	7.29 (7.14–7.45)	6.61 (6.47–6.75)	5.61 (5.49–5.73)	4.48 (4.38–4.58)	3.54(3.47–3.62)
Number of individuals who have ever been infected by HCV since 1950 (millions)	–	1.34 (0.68–2.64)	3.77 (2.38–5.96)	6.34 (4.36–9.22)	9.61 (7.55–12.22)	13.54 (11.94–15.35)	15.82 (14.30–17.52)	16.38 (14.83–18.09)
Number of individuals who have ever been infected by HCV since 1950 and are currently alive (millions)	–	1.09 (0.54–2.22)	3.01 (1.88–4.83)	4.73 (3.23–6.92)	6.62 (5.31–8.25)	8.62 (7.88–9.44)	8.55 (7.83–9.32)	7.08 (6.52–7.68)
Number of individuals who have ever been infected by HCV strictly due to PAT exposure (thousands)	4.6 (4.0–5.4)	150.1 (129.1–176.4)	687.4 (586.8–805.2)	947.9 (808.9–1110.6)	963.8 (822.5–1129.3)	963.9 (822.6–1129.4)	963.9 (822.6–1129.4)	963.9 (822.6–1129.4)
Number of individuals who have ever been infected by HCV strictly due to PAT exposure and are currently alive (thousands)	4.1 (3.6–4.8)	140.9 (120.6–164.6)	646.4 (553.2–755.2)	850.2 (729.5–990.8)	767.9 (660.8–892.5)	642.0 (553.6–744.6)	499.8 (431.3–579.2)	389.8 (336.6–451.5)
Number of individuals who have ever been infected by HCV, and also have ever been exposed to PAT, and are currently alive (millions)	0.006 (0.005–0.007)	0.23 (0.17–0.31)	1.22 (0.93–1.59)	1.88 (1.47–2.40)	2.16 (1.84–2.52)	2.27 (2.15–2.39)	1.91 (1.83–2.00)	1.48 (1.41–1.53)

PAT, parenteral antischistosomal therapy; HCV, hepatitis C virus; UI, uncertainty interval.