Prevalence of Trachoma in Bauchi State, Nigeria: Results of 20 Local Government Area-Level Surveys

Figures & data

Table 1. Age and sex distribution of participants, Global Trachoma Mapping Project, Bauchi State, Nigeria, 2013–2014.

Age group (years)	Female, n (%)	Male, n (%)	Total, n (%)
1–10	14,544 (48.9)	15,211 (51.1)	29,755 (41.6)
11–20	7583 (58.9)	5289 (41.1)	12,872 (18.0)
21–30	7397 (71.8)	2904 (28.2)	10,301 (14.3)
31–40	4177 (58.2)	2998 (41.8)	7175 (10.0)
41–50	2492 (50.5)	2444 (49.5)	4936 (6.9)
51–60	1380 (41.9)	1912 (58.1)	3292 (4.6)
61–70	885 (41.8)	1232 (58.2)	2117 (3.0)
71–80	345 (37.8)	568 (62.2)	913 (1.3)
80+	85 (35.7)	153 (64.3)	238 (0.3)
Total	38,888 (54.3)	32,711 (45.7)	71,599 (100)

Table 2. Local government area-level prevalences of trachomatous inflammation – follicular (TF) and trichiasis, Global Trachoma Mapping Project, Bauchi State, Nigeria, 2013–2014.

Local government area	Age-adjusted TF prevalence in 1–9-year-olds, % (95% confidence interval)	Age- and sex-adjusted trichiasis prevalence in those ≤ 15 years, % (95% confidence interval)
Alkaleri	0.7 (0.3–1.1)	0.7 (0.2–1.4)
Bauchi	0.5 (0.1–0.9)	0.4 (0.2–0.6)
Bogoro	2.5 (1.4–3.4)	0.7 (0.3–1.5)
Damban	0.0 (0.0–0.0)	0.7 (0.3–1.2)
Darazo	2.3 (1.2–3.2)	1.2 (0.8–1.7)
Dass	0.1 (0.0–0.2)	0.1 (0.1–0.2)
Gamawa	1.4 (0.7–2.4)	1.9 (1.3–2.7)
Ganjuwa	1.2 (0.5–1.8)	0.9 (0.6–1.2)
Giade	0.1 (0.0–0.1)	0.9 (0.5–1.3)
Itas/Gadau	4.5 (3.0–6.5)	1.6 (1.0–2.2)
Jamaare	2.3 (1.2–3.6)	2.1 (1.4–3.0)
Katagum	0.9 (0.5–1.6)	2.0 (1.6–2.6)
Kirfi	1.3 (0.6–2.1)	2.3 (1.6–2.9)
Misau	0.0 (0.0–0.0)	0.5 (0.2–0.8)
Ningi	0.0 (0.0–0.0)	1.4 (0.7–2.4)
Shira	7.5 (5.4–9.9)	0.5 (0.2–0.8)
Tafawa Balewa	7.3 (5.3–9.2)	0.2 (0.1–0.4)
Toro	0.1 (0.0–0.2)	0.2 (0.1–0.5)
Warji	2.5 (1.1–4.2)	1.6 (1.0–2.4)
Zaki	3.1 (1.6–4.8)	3.3 (1.9–5.3)

Figure 1. Prevalence of trachomatous inflammation – follicular (TF) in 1–9-year-old children, by local government area, Global Trachoma Mapping Project, Bauchi State, Nigeria, 2013–2014.

Figure 2. Prevalence of trichiasis in adults ≥15 years, by local government area, Global Trachoma Mapping Project, Bauchi State, Nigeria, 2013–2014.

Table 3. Local government area-level estimates of trichiasis surgery backlog, Global Trachoma Mapping Project, Bauchi State, Nigeria, 2013–2014.

Local government area	Estimated total population, n	Trichiasis prevalence in those ≥15 years, %	Estimated trichiasis surgery backlog, n	People to be offered trichiasis surgery to achieve the trichiasis component of WHO “elimination of trachoma as a public health problem”, n
Bauchi	493,730	0.4	1125	572
Bogoro	83,809	0.7	347	253
Damban	150,212	0.7	599	431
Darazo	249,946	1.2	1728	1448
Dass	90,114	0.1	71	0
Gamawa	284,411	1.9	3039	2721
Ganjuwa	278,471	0.9	1347	1035
Giade	156,022	0.9	804	630
Itas/Gadau	228,527	1.6	1997	1741
Jama’are	117,482	2.1	1367	1235
Katagum	293,020	2.0	3339	3011
Kirfi	145,636	2.3	1849	1686
Misau	261,410	0.5	662	370
Ningi	385,997	1.4	3101	2668
Shira	233,999	0.5	627	365
Tafawa Balewa	221,310	0.2	279	31
Toro	346,000	0.2	474	86
Warji	114,983	1.6	1006	877
Zaki	189,703	3.3	3489	3277
Total	4,653,066		28,559	23,377

WHO, World Health Organization.

Table 4. Household access to washing water and improved latrines, by local government area, Global Trachoma Mapping Project, Bauchi State, Nigeria, 2013–2014.

Local government area	Improved wash water access <1 km, %	Improved wash water use, %	Improved latrine access, %
Alkaleri	81.4	54.2	15.7
Bauchi	93.5	93.1	66.9
Bogoro	74.7	74.8	5.9
Darazo	89.9	89.7	49.2
Dass	95.9	96.1	68.4
Damban	93.7	93.4	21.7
Gamawa	62.6	62.6	20.9
Ganjuwa	99.8	99.8	10.6
Giade	98.9	98.7	87.0
Itas-Gadau	78.8	78.8	41.4
Jamaare	87.4	87.7	25.7
Katagum	95.8	95.8	64.3
Kirfi	100.0	63.8	2.7
Misau	69.0	68.8	99.0
Ningi	97.4	97.2	10.9
Shira	100.0	100.0	20.2
Tafawa Balewa	68.4	68.2	39.8
Toro	93.1	92.8	15.2
Warji	85.6	85.4	57.1
Zaki	83.3	83.3	7.0