Predictors of Recent Alcohol and Substance Use Among Adolescent Girls and Young Women in Namibia
Abstract
1. Introduction
2. Methods
2.1. Study Design
2.1.1. Program Intervention and Population
2.1.2. Data Source
2.1.3. Participant Characteristics
2.1.4. Outcome Variable
2.1.5. Explanatory Variables
2.1.6. Data Quality Assurance
2.1.7. Criteria for Inclusion in Data Analysis
2.1.8. Data Analysis
2.1.9. Ethical Considerations
3. Results
3.1. Characteristics of Participants
3.2. Alcohol and/or Substance Use and Abuse Among Participants
3.2.1. Frequency Distribution of Alcohol and/or Substance Abuse by District Among Participants
3.2.2. Factors Associated with Alcohol and/or Substance Abuse Among Participants
4. Discussion
5. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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10–14 Years | 15–19 Years | 20–24 Years |
---|---|---|
|
|
|
Characteristics | Frequency n (%) |
---|---|
Participant’s age group (years) | |
10–14 | 11,640 (59.2) |
15–19 | 5261 (26.8) |
20–24 | 2761 (14.0) |
District | |
Onandjokwe | 3066 (15.6) |
Tsumeb | 777 (4.0) |
Oshakati | 3087 (15.7) |
Katima Mulilo | 4012 (20.4) |
Omuthiya | 1075 (5.5) |
Windhoek | 7645 (38.9) |
Disability | |
No | 18,022 (91.7) |
Yes | 1640 (8.3) |
School enrolment | |
Dropped out | 1624 (8.3) |
Never been enrolled | 49 (0.2) |
Completed high school, vocational training, college, or university | 695 (3.5) |
Yes, enrolled | 17,294 (88.0) |
Academic progress | |
Failed/repeated | 1858 (9.4) |
Do not know | 22 (0.1) |
Passed | 11,811 (60.1) |
Refused to answer/missing information | 5971 (30.4) |
Living status of biological parents | |
Both dead | 190 (1.0) |
One or both alive | 15,084 (76.7) |
Refused to answer/missing information | 4388 (22.3) |
Living arrangement | |
Lives away from parents/caregivers | 346 (1.8) |
Lives in a child-headed household | 32 (0.2) |
Lives with parents/caregivers | 14,882 (75.7) |
Refused to answer/missing information | 4402 (22.4) |
Household hunger score | |
Little or no hunger | 13,220 (67.2) |
Moderate hunger | 5231 (26.6) |
Severe hunger | 1211 (6.2) |
HIV status | |
Negative | 6476 (32.9) |
Don’t know | 12,753 (64.9) |
Positive | 433 (2.2) |
Do you consider yourself at risk of HIV? | |
Yes | 1823 (9.3) |
No | 17,244 (87.7) |
Refused to answer/missing information | 544 (2.8) |
Self-Esteem/Resilience/Empowerment | |
Poor | 2744 (14.0) |
Good | 16,918 (86.0) |
Depressed | |
No | 13,802 (70.2) |
Yes | 5836 (29.7) |
Refused to answer/missing information | 24 (0.1) |
Adult emotional support | |
Absent | 3582 (18.2) |
Present | 16,080 (81.8) |
Substance | Frequency | |
---|---|---|
No n (%) | Yes n (%) | |
Alcohol and/or drug use | 10,712 (54.5) | 8950 (45.5) |
Alcohol use | 10,785 (54.9) | 8877 (45.1) |
Other recreational drug use | 19,488 (99.1) | 174 (0.9) |
Alcohol and/or drug misuse | 17,594 (89.5) | 2068 (10.5) |
District | Alcohol and Substance Use | |
---|---|---|
No n (%) | Yes n (%) | |
Onandjokwe | 2520 (82.2) | 546 (17.8) |
Tsumeb | 662 (85.2) | 115 (14.8) |
Oshakati | 2663 (86.3) | 424 (13.7) |
Katima Mulilo | 3481 (86.8) | 531 (13.2) |
Omuthiya | 994 (92.5) | 81 (7.5) |
Windhoek | 7274 (95.1) | 371 (4.9) |
TOTAL | 17,594 (89.5) | 2068 (10.5) |
Crude Odds Ratios | 95% CI * | Adjusted ** Odds Ratios | 95% CI * | Chi-Square Test p-Value | |
---|---|---|---|---|---|
Participant’s age group (years) | <0.01 | ||||
10–14 | 0.36 | 0.32–0.41 | 0.46 | 0.38–0.56 | |
15–19 | 0.95 | 0.84–1.08 | 1.01 | 0.85–1.19 | |
20–24 | Reference | Reference | Reference | Reference | |
District | <0.01 | ||||
Onandjokwe | 4.25 | 3.70–4.88 | 4.29 | 3.70–4.97 | |
Tsumeb | 3.41 | 2.72–4.26 | 2.74 | 2.18–3.45 | |
Oshakati | 3.12 | 2.70–3.61 | 2.97 | 2.55–3.45 | |
Katima Mulilo | 2.99 | 2.60–3.44 | 2.34 | 2.02–2.70 | |
Omuthiya | 1.60 | 1.25–2.05 | 1.46 | 1.13–1.89 | |
Windhoek | Reference | Reference | Reference | Reference | |
Disability | 0.013 | ||||
No | 1.25 | 1.05–1.50 | 1.27 | 1.06–1.52 | |
Yes | Reference | Reference | Reference | Reference | |
School enrolment | <0.01 | ||||
Dropped out | 2.30 | 2.01–2.62 | 1.17 | 0.98–1.40 | |
Never been enrolled | 1.32 | 0.56–3.10 | 0.69 | 0.29–1.65 | |
Completed high school, vocational training, college, or university | 1.35 | 1.07–1.70 | 0.78 | 0.60–1.02 | |
Yes, enrolled | Reference | Reference | Reference | Reference | |
Academic progress | <0.01 | ||||
Failed/repeated | 1.77 | 1.54–2.05 | NI | NI | |
Do not know | 1.05 | 0.25–4.49 | NI | NI | |
Passed | Reference | Reference | Reference | Reference | |
Living status of biological parents | 0.05 | ||||
Both dead | 1.53 | 0.99–2.35 | NI | NI | |
One or both alive | Reference | Reference | NI | NI | |
Living arrangement | <0.01 | ||||
Lives away from parents/caregivers | 0.74 | 0.49–1.14 | NI | NI | |
Lives in a child-headed household | 1.94 | 0.74–5.03 | NI | NI | |
Lives with parents/caregivers | Reference | Reference | Reference | Reference | |
Household hunger score | <0.01 | ||||
Little or no hunger | 0.72 | 0.60–0.86 | 0.75 | 0.63–0.91 | |
Moderate hunger | 0.86 | 0.71–1.04 | 0.92 | 0.76–1.12 | |
Severe hunger | Reference | Reference | Reference | Reference | |
HIV status | <0.01 | ||||
Negative | 1.38 | 1.02–1.87 | 1.57 | 1.15–2.14 | |
Don’t know | 0.67 | 0.50–0.91 | 1.50 | 1.09–2.07 | |
Positive | Reference | Reference | Reference | Reference | |
Self-Esteem/Resilience/Empowerment | 0.76 | ||||
Poor | NC | NC | NI | NI | |
Moderate | NC | NC | NI | NI | |
Good | NC | NC | NI | NI | |
Depressed | <0.01 | ||||
No | 0.66 | 0.60–0.73 | 0.67 | 0.60–0.73 | |
Yes | Reference | Reference | Reference | Reference | |
Adult emotional support | <0.01 | ||||
Absent | 1.34 | 1.20–1.50 | 1.25 | 1.11–1.40 | |
Present | Reference | Reference | Reference | Reference |
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Moyo, E.; Mangwana, H.; Melese, E.; Takawira, S.; Harases, B.; Indongo, R.; Moyo, P.; Robert, K.; Dzinamarira, T. Predictors of Recent Alcohol and Substance Use Among Adolescent Girls and Young Women in Namibia. Epidemiologia 2025, 6, 34. https://doi.org/10.3390/epidemiologia6030034
Moyo E, Mangwana H, Melese E, Takawira S, Harases B, Indongo R, Moyo P, Robert K, Dzinamarira T. Predictors of Recent Alcohol and Substance Use Among Adolescent Girls and Young Women in Namibia. Epidemiologia. 2025; 6(3):34. https://doi.org/10.3390/epidemiologia6030034
Chicago/Turabian StyleMoyo, Enos, Hadrian Mangwana, Endalkachew Melese, Simon Takawira, Bernadette Harases, Rosalia Indongo, Perseverance Moyo, Kopano Robert, and Tafadzwa Dzinamarira. 2025. "Predictors of Recent Alcohol and Substance Use Among Adolescent Girls and Young Women in Namibia" Epidemiologia 6, no. 3: 34. https://doi.org/10.3390/epidemiologia6030034
APA StyleMoyo, E., Mangwana, H., Melese, E., Takawira, S., Harases, B., Indongo, R., Moyo, P., Robert, K., & Dzinamarira, T. (2025). Predictors of Recent Alcohol and Substance Use Among Adolescent Girls and Young Women in Namibia. Epidemiologia, 6(3), 34. https://doi.org/10.3390/epidemiologia6030034