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Table 2 Predictors of adherence to medication among HIV positive pregnant women included in the quantitative studies

From: Medication adherence in pregnant women with human immunodeficiency virus receiving antiretroviral therapy in sub-Saharan Africa: a systematic review

Domain

Predictors

Total number with statistical evidence for association

*List of citations with statistical evidence for association

Total number without statistical evidence for association

List of citations with no statistical evidence for association

Patient

Socio-demographic

Age of mother

3

Igwegbe, et al. 2010 [34], Parisotto, et al. 2011 [33], Haas, et al. 2016 [32].

13

Kiarie, et al. 2003 [30], Delvaux, et al. 2009 [29], Bancheno, et al. 2010 [28], Peltzer, et al. 2010 [27], Kinuthia, et al. 2011 [26], Kirsten, et al. 2011 [25], Mirkuzie, et al. 2011 [24], Ekama, et al. 2012 [31], Buseri, et al. 2014 [23], Hampanda 2016 [21], Okawa, et al. 2015 [22], Schnack, et al. 2016 [10], Yotebieng, et al. 2016 [20].

Married/living with partner

1

Delvaux, et al. 2009 [29].

9

Kiarie, et al. 2003 [30], Igwegbe, et al. 2010 [34], Peltzer, et al. 2010 [27], Shapiro, et al. 2010 [66], Kinuthia, et al. 2011 [26], Ekama, et al. 2012 [31], Okawa, et al. 2015 [22], Schnack, et al. 2016 [10], Yotebieng, et al. 2016 [20].

Education

5

Delvaux, et al. 2009 [29], Igwegbe, et al. 2010 [34], Kuonza, et al. 2010 [36], El-Khatib, et al. 2011 [35], Schnack, et al. 2016 [10].

8

Kiarie, et al. 2003 [30], Bancheno, et al. 2010 [28], Peltzer, et al. 2010 [27], Kinuthia, et al. 2011 [26], Kirsten, et al. 2011 [25], Mirkuzie, et al. 2011 [24], Hampanda 2016 [21], Okawa, et al. 2015 [22]

Illiteracy in primary language

1

Stringer, et al. 2003 [37].

0

 

Patient belief system

Religion

0

 

1

Delvaux, et al. 2009 [29].

Cultural beliefs: Use of traditional medicine/visiting traditional healer/birth attendant

2

Banda, et al. 2007 [47], Itoua, et al. 2015 [46].

2

Kuonza, et al. 2010 [36], Peltzer, et al. 2011 [50].

Patient knowledge about HIV/MTCT

2

Peltzer, et al. 2010 [27], Ekama, et al. 2012 [31].

3

Peltzer, et al. 2008 [52], Peltzer, et al. 2011 [50], Ebuy, et al. 2015 [48].

Patient knowledge of HIV diagnosis before pregnancy

1

Parisotto, et al. 2011 [33].

1

Igwegbe, et al. 2010 [34].

Patient knowledge of HIV diagnosis during pregnancy

2

Igwegbe, et al. 2010 [34], Okawa, et al. 2015 [22].

0

 

Patient attitude to MTCT

0

 

2

Ebuy, et al. 2015 [48], Hampanda 2016 [21].

Psychological

Forgetting to take ARV

1

Itoua, et al. 2015 [46].

0

 

Patient condition

Obstetric/ pregnancy history

Parity

2

Igwegbe, et al. 2010 [34], Kuonza, et al. 2010 [36].

5

Kiarie, et al. 2003 [30], Kirsten, et al. 2011 [25], Mirkuzie, et al. 2011 [24], Ekama, et al. 2012 [31], Hampanda 2016 [21].

Cervical dilation

1

Megazzini, et al. 2009 [58]

0

 

Stage of pregnancy/gestational age

2

Barigye, et al. 2010 [57], Parisotto, et al. 2011 [33].

4

Mirkuzie, et al. 2011 [24], Ebuy, et al. 2015 [48], Schnack, et al. 2016 [10], Yotebieng, et al. 2016 [20].

Exposed to PMTCT in previous pregnancy

1

Kuonza, et al. 2010 [36].

2

El-Khatib, et al.2011 [35], Ekama, et al. 2012 [31]

Premature delivery

1

Peltzer, et al. 2010 [27].

0

 

WHO Clinical staging

2

Ebuy, et al. 2015 [48], Haas, et al. 2016 [32].

0

 

CD4 count at admission

1

Ebuy, et al. 2015 [48],

0

 

Therapy

Duration on therapy

2

Barigye, et al. 2010 [57], Igwegbe, et al. 2010 [34].

1

Mirkuzie, et al. 2011 [24].

Type of PMTCT drug regimen

1

Ebuy, et al. 2015 [48].

1

Mepham, et al. 2011 [38]

ARV side effects

1

Kamuyango, et al. 2014 [77]

1

Itoua, et al. 2015 [46].

Social and economic

Women empowerment

Not receiving financial support from a partner or husband

1

El-Khatib, et al. 2011 [35].

0

 

Income generating activities /occupation

2

Igwegbe, et al. 2010 [34],

Bisio, et al.2013 [75].

7

Kiarie, et al. 2003 [30], Kuonza, et al. 2010 [36], El-Khatib, et al. 2011 [35], Kinuthia, et al. 2011 [26], Kirsten, et al. 2011 [25], Ekama, et al. 2012 [31], Hampanda 2016 [21], Schnack, et al. 2016 [10].

Housing(monthly rent)

1

Igwegbe, et al. 2010 [34].

0

 

Financial difficulty

Distance to health facility

0

 

2

Itoua, et al. 2015 [46], Schnack, et al. 2016 [10].

Partner and community

Partner aware/informed of HIV test results/willing to have HIV test/partner came for HIV test/partner support use of ARV

10

Kiarie, et al. 2003 [30], Farquhar, et al. 2004 [54], Msuya, et al. 2008 [53], Peltzer, et al. 2008 [52], Delvaux, et al. 2009 [29], Igwegbe, et al. 2010 [34], Peltzer, et al. 2010 [27], Kirsten, et al. 2011 [25], Ebuy, et al. 2015 [48], Hampanda 2016 [21].

4

Barigye, et al. 2010 [57], Kinuthia, et al. 2011 [26], Mepham, et al. 2011 [38], Mirkuzie, et al. 2011 [24].

Partner uninformed about ARV

1

Itoua, et al. 2015 [46].

1

Matthews, et al. 2016. [76]

Disclosure to someone(not partner)/discussion of PMTCT prophylaxis with family/friends/others

6

Peltzer, et al. 2008 [52], Delvaux, et al. 2009 [29], Peltzer, et al. 2010 [27], Peltzer, et al. 2011 [50], Ekama, et al. 2012 [31], Ebuy, et al. 2015 [48].

3

Barigye, et al. 2010 [57], Mepham, et al. 2011 [38], Matthews, et al. 2016 [76].

male partner involvement in PMTCT/ANC

2

Peltzer, et al. 2011 [50], Ebuy, et al. 2015 [48].

1

Schnack, et al. 2016 [10].

Partner violence

Sexual violence

1

Hampanda 2016 [21].

0

 

Emotional violence

0

 

1

Hampanda 2016 [21].

Physical violence

0

 

1

Hampanda 2016 [21].

Partners’ HIV status

Positive

1

Igwegbe, et al. 2010 [34].

0

 

Negative

0

 

1

Igwegbe, et al. 2010 [34].

Unknown

0

 

1

Igwegbe, et al. 2010 [34].

Attend support group/treatment supporter/partner support

4

Peltzer, et al. 2010 [27], Peltzer, et al. 2011 [50], Ekama, et al. 2012 [31], Ebuy, et al. 2015 [48].

0

 

Place of residence

Living in a village where HIV research is being conducted

1

Barigye, et al. 2010 [57].

0

 

Living in rural or urban.

0

 

1

Ebuy, et al. 2015 [48]

HIV related stigma/experienced discrimination

3

Peltzer, et al. 2010 [27], Kinuthia, et al. 2011 [26], Peltzer, et al. 2011 [50].

0

 

Feeling embarrassed

1

Itoua, et al. 2015 [46].

0

 

Health care team/Health system

Number of ANC visits/clinic attendance

3

Peltzer, et al. 2010 [27], Megazzini, 2009 [58], Ebuy, et al. 2015 [48]

1

Mepham, et al. 2011 [38].

Quality of post-test counseling/counseling on ARV side effects

2

Peltzer, et al. 2010 [27], Ebuy, et al. 2015 [48].

0

 

Confidentiality at health facility

1

Peltzer, et al. 2010 [27]

0

 
  1. ANC Antenatal clinic, ARV Antiretroviral, ART Antiretroviral therapy, MTCT Mother to child transmission of HIV, WHO World Health Organization, PMTCT Prevention of mother to child transmission of HIV:*Statistical evidence for an association (p < 0.05 or90%CI excludes the null value of one) was reported with at least one relevant/related outcome such as adherence to medication/receipt or ingestion PMTCT ARVs for prophylaxis/combination ART/attendance at ART/PMTCT clinic