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Table 3 Treatment gaps by diagnosis—estimated treatment gaps (proportion of untreated disease) by diagnosis category for epilepsy/seizures, substance use, psychosis, and depression, based on estimated prevalence data extrapolated from other studies

From: The burden of mental disorder in Sierra Leone: a retrospective observational evaluation of programmatic data from the roll out of decentralised nurse-led mental health units

MHU, district

Region/district population

Diagnosis

No. patients treated with diagnosis

Reference data used to estimate expected prevalence

Est. no. people with diagnosis in district

Coverage (no. seen/no. with diagnosis, %)

Treatment gap (100-Coverage)

Author, date

Study type

Prevalence

All

7,396,000

Epilepsy/seizures

426

Ba-Diop A et al., 2014

Meta analysis

0.0143

105,762.8

0.40

99.6

Alcohol and other substance use disorder

83

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

38,459.2

0.22

99.8

Intellectual disability

30

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

73,960

0.04

100.0

Psychotic disorder (including mania)

171

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

84,314.4

0.20

99.8

Moderate-severe emotional disorder/depression

84

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

271,433.2

0.03

100.0

34 Military Hosp., Western Ar. Urban

1,055,964

Epilepsy/seizures

0

Ba-Diop A et al., 2014

Meta analysis

0.0143

15,100.3

0.00

100.0

Alcohol and other substance use disorder

29

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

5491.0

0.53

99.5

Intellectual disability

0

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

10,559.6

0.00

100.0

Psychotic disorder (including mania)

15

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

12,038.0

0.12

99.9

Moderate-severe emotional disorder/depression

7

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

38,753.9

0.02

100.0

Total

51

   

81,942.8

0.06

99.9

Bo Gov. Hosp., Bo

575,478

Epilepsy/seizures

315

Ba-Diop A et al., 2014

Meta analysis

0.0143

8229.3

3.83

96.2

Alcohol and other substance use disorder

1

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

2992.5

0.03

100.0

Intellectual disability

2

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

5754.8

0.03

100.0

Psychotic disorder (including mania)

15

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

6560.4

0.23

99.8

Moderate-severe emotional disorder/depression

4

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

21,120.0

0.02

100.0

Total

337

   

44,657.1

0.75

99.2

Bonthe Gov. Hosp., Bonthe

200,781

Epilepsy/seizures

39

Ba-Diop A et al., 2014

Meta analysis

0.0143

2871.2

1.36

98.6

Alcohol and other substance use disorder

3

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

1044.1

0.29

99.7

Intellectual disability

3

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

2007.8

0.15

99.9

Psychotic disorder (including mania)

9

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

2288.9

0.39

99.6

Moderate-severe emotional disorder/depression

5

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

7368.7

0.07

99.9

Total

59

   

15,580.6

0.38

99.6

Connaught Hosp., Western Ar. Urban

1,055,964

Epilepsy/seizures

11

Ba-Diop A et al., 2014

Meta analysis

0.0143

15,100.3

0.07

99.9

Alcohol and other substance use disorder

8

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

5491.0

0.15

99.9

Intellectual disability

11

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

10,559.6

0.10

99.9

Psychotic disorder (including mania)

49

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

12,038.0

0.41

99.6

Moderate-severe emotional disorder/depression

24

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

38,753.9

0.06

99.9

Total

103

   

81,942.8

0.13

99.9

Sierra Leone China Friendship Hosp., Western Ar. Rural

444,270

Epilepsy/seizures

6

Ba-Diop A et al., 2014

Meta analysis

0.0143

6353.1

0.09

99.9

Alcohol and other substance use disorder

3

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

2310.2

0.13

99.9

Intellectual disability

1

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

4442.7

0.02

100.0

Psychotic disorder (including mania)

11

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

5064.7

0.22

99.8

Moderate-severe emotional disorder/depression

3

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

16,304.7

0.02

100.0

Total

24

   

34,475.4

0.07

99.9

Kambia Gov. Hosp., Kambia

345,474

Epilepsy/seizures

1

Ba-Diop A et al., 2014

Meta analysis

0.0143

4940.3

0.02

100.0

Alcohol and other substance use disorder

1

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

1796.5

0.06

99.9

Intellectual disability

0

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

3454.7

0.00

100.0

Psychotic disorder (including mania)

2

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

3938.4

0.05

99.9

Moderate-severe emotional disorder/depression

1

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

12,678.9

0.01

100.0

Total

5

   

26,808.8

0.02

100.0

Kailahun Gov. Hosp., Kailahun

526,379

Epilepsy/seizures

18

Ba-Diop A et al., 2014

Meta analysis

0.0143

7527.2

0.24

99.8

Alcohol and other substance use disorder

23

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

2737.2

0.84

99.2

Intellectual disability

2

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

5263.8

0.04

100.0

Psychotic disorder (including mania)

2

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

6000.7

0.03

100.0

Moderate-severe emotional disorder/depression

5

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

19,318.1

0.03

100.0

Total

50

   

40,847.0

0.12

99.9

Kenema Gov. Hosp., Kenema

609,891

Epilepsy/seizures

0

Ba-Diop A et al., 2014

Meta analysis

0.0143

8721.4

0.00

100.0

Alcohol and other substance use disorder

1

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

3171.4

0.03

100.0

Intellectual disability

1

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

6098.9

0.02

100.0

Psychotic disorder (including mania)

4

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

6952.8

0.06

99.9

Moderate-severe emotional disorder/depression

6

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

22,383.0

0.03

100.0

Total

12

   

47,327.5

0.03

100.0

Kabala Gov. Hosp., Koinadugu

409,372

Epilepsy/seizures

4

Ba-Diop A et al., 2014

Meta analysis

0.0143

5854.0

0.07

99.9

Alcohol and other substance use disorder

0

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

2128.7

0.00

100.0

Intellectual disability

3

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

4093.7

0.07

99.9

Psychotic disorder (including mania)

26

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

4666.8

0.56

99.4

Moderate-severe emotional disorder/depression

22

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

15,024.0

0.15

99.9

Total

55

   

31,767.3

0.17

99.8

Koidu Gov. Hosp., Kono

506,100

Epilepsy/seizures

27

Ba-Diop A et al., 2014

Meta analysis

0.0143

7237.2

0.37

99.6

Alcohol and other substance use disorder

7

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

2631.7

0.27

99.7

Intellectual disability

0

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

5061.0

0.00

100.0

Psychotic disorder (including mania)

18

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

5769.5

0.31

99.7

Moderate-severe emotional disorder/depression

0

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

18,573.9

0.00

100.0

Total

52

   

39,273.4

0.13

99.9

Makeni Gov. Hosp., Bombali

606,544

Epilepsy/seizures

4

Ba-Diop A et al., 2014

Meta analysis

0.0143

8673.6

0.05

100.0

Alcohol and other substance use disorder

6

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

3154.0

0.19

99.8

Intellectual disability

2

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

6065.4

0.03

100.0

Psychotic disorder (including mania)

16

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

6914.6

0.23

99.8

Moderate-severe emotional disorder/depression

4

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

22,260.2

0.02

100.0

Total

32

   

47,067.8

0.07

99.9

Moyamba Gov. Hosp., Moyamba

318,588

Epilepsy/seizures

1

Ba-Diop A et al., 2014

Meta analysis

0.0143

4555.8

0.02

100.0

Alcohol and other substance use disorder

1

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

1656.7

0.06

99.9

Intellectual disability

0

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

3185.9

0.00

100.0

Psychotic disorder (including mania)

3

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

3631.9

0.08

99.9

Moderate-severe emotional disorder/depression

1

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

11,692.2

0.01

100.0

Total

6

   

24,722.4

0.02

100.0

Ola During Children’s Hosp., Western Ar. Urban

1,055,964

Epilepsy/seizures

0

Ba-Diop A et al., 2014

Meta analysis

0.0143

15,100.3

0.00

100.0

Alcohol and other substance use disorder

0

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

5491.0

0.00

100.0

Intellectual disability

5

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

10,559.6

0.05

100.0

Psychotic disorder (including mania)

1

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

12,038.0

0.01

100.0

Moderate-severe emotional disorder/depression

2

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

38,753.9

0.01

100.0

Total

8

   

81,942.8

0.01

100.0

Pujehun Gov. Hosp., Pujehun

346,461

Epilepsy/seizures

0

Ba-Diop A et al., 2014

Meta analysis

0.0143

4954.4

0.00

100.0

Alcohol and other substance use disorder

0

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

1801.6

0.00

100.0

Intellectual disability

0

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

3464.6

0.00

100.0

Psychotic disorder (including mania)

0

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

3949.7

0.00

100.0

Moderate-severe emotional disorder/depression

0

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

12,715.1

0.00

100.0

Total

0

   

26,885.4

0.00

100.0

Magburaka Gov. Hosp., Tonkolili

531,435

Epilepsy/seizures

0

Ba-Diop A et al., 2014

Meta analysis

0.0143

7599.5

0.00

100.0

Alcohol and other substance use disorder

0

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0052

2763.5

0.00

100.0

Intellectual disability

0

Alemu W et al., 2012

2002 Sierra Leone needs assessment post-civil war

0.01

5314.4

0.00

100.0

Psychotic disorder (including mania)

0

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0114

6058.4

0.00

100.0

Moderate-severe emotional disorder/depression

0

Charlston FJ et al., 2014

Estimates for West sub-Saharan Africa region

0.0367

19,503.7

0.00

100.0

Total

0

   

41,239.4

0.00

100.0