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Table 3 Expert panel’s comments and decisions on attributes and levels for antiretroviral therapy service in Northwest Ethiopia, 2022

From: RETRACTED ARTICLE: Development of attributes and attribute levels for a discrete choice experiment on patients’ and providers’ choice for antiretroviral therapy service in Northwest Ethiopia

Initial attribute name

Initial levels

Comments by experts

New attribute name

New levels

1. Buddy system (others take drugs to home in place of a client)

Buddy system in place

The attribute was correlated with the ‘ART refill appointment’ and ‘location of ART refill’ attributes. Therefore, the attribute was dropped

Attribute dropped due to inter-attribute correlation

No buddy system in place

2. Participants/others seen at the same visit

Individual

The attribute was retained as it was salient. For easier understanding, the attribute name was changed to “ART refill appointment”

The levels were realistic and understandable thereby their names were maintained as they are

ART refill appointment

Individual

Group

Group

3. Current ART packaging

Patients have privacy issue

The panel determined that given the era of global action to lessen HIV related stigma and discrimination, this attribute (visual identification, bulkiness, and the rattling noise produced by ART pill bottles) was not important to the enhancement of HIV services. Rather continued support, health education and counselling on matters related to stigma in HIV infected patients is critical as such information may influence individual behaviour (lessen anticipated HIV stigma) and improve patient adherence. The attribute was therefore eliminated because it was irrelevant to the decision context

Attribute dropped as it was not relevant to decision context

Patients have no privacy issue

4. ARV drug administration

Form of a liquid

This attribute was viewed to be non-plausible based on the current policy, technology and economic context of Ethiopia

Attribute dropped as it was not plausible to the Ethiopian context

Capsule

Injection

5. ART room labelling

Not branded as HIV clinic in any way

This attribute was viewed by the panel to be non-salient in the struggle against HIV stigma in HIV infected patients. Therefore, the attribute was dropped as it was not relevant to the decision context

Attribute dropped as it was not pertinent to decision context

Discretely branded as HIV clinic

Clearly branded as HIV clinic

6. Distance from residence to the clinic

5 km

The attribute was highly correlated with the ‘Location of ART refill’ attribute. Therefore, the attribute was dropped

Attribute dropped due to inter-attribute correlation

10 km

20 km

7. Location of service delivery

Health facility/clinic close to home or workplace (10 min travel)

The attribute was viewed as salient to patients and providers. Location of service delivery was viewed as a complex word. Therefore, the attribute name was changed to “Location of ART refill”. The panel decided that the levels “Health facility/clinic close to home or workplace (10 min travel)” and “Health facility/clinic further from home or workplace (45 min travel)” needed to be simplified to be understandable to patients and providers

Location of ART refill

Health facility (health center, hospital)

Health facility/clinic further from home or workplace (45 min travel)

Community

Community-based service

Home

At home

 

8. Preferences on involvement in treatment decision-making

Patient only

The panel decided that the current practice and policy recommendation is to have a shared decision making activity in a decision of healthcare condition including ART service. Therefore, the attribute was dropped as it was not relevant to the study objectives and decision context

The attribute was dropped due to its non-relevance to the study’s objective and decision context

Provider only

Patient and provider jointly

9. Type of service provider

Professional health worker who is respectful and understanding, or

The attribute was viewed as salient. Type of service provider was viewed as a complex word. Therefore, the attribute name was changed to “person providing ART refill”

The levels were simplified by removing the words “respectful/not respectful”, “understanding/not understanding”. The level “peer/layperson” was replaced by the new level named as “Experienced HIV patient”

Person providing ART refill

Healthcare provider

Professional health worker who is not respectful and understanding

Health extension worker

Peer/layperson who is respectful and understanding

Experienced HIV patient

Peer/layperson who is not respectful and understanding

 

10. Staff attitude

Nice

The attribute was highly correlated with the ‘Person providing ART refill’ attribute. Therefore, the attribute was dropped

Attribute dropped due to inter-attribute correlation

Rude

11. The spatial arrangement of the ART room

Separate building

This attribute was viewed by the panel to be non-salient to the HIV service improvement in the era of global action to reduce HIV stigma and discrimination. Therefore, the attribute was dropped as it was not relevant to the decision context

Attribute dropped as it was not relevant to decision context

Building in connection with other service delivery rooms

12. Times (days and hours) of operation

Workweek only (standard hours: 8 am–4 pm)

The attribute was maintained as it was salient. To avoid ambiguity in the name of the attribute, the word “health facility” was added to the attribute name

The levels were maintained in the same number but the wordings related to the beginning and ending of health facility operation were slightly modified

Time of health facility operation (hours and days)

Monday–Friday only (8:30 am–5:30 pm)

Workweek with early morning hours (opens at 5 am)

Monday–Friday (8:30 am–5:30 pm) plus early morning hours (opens at 6 am)

Workweek with evening hours (open until 8 pm)

Monday–Friday (8:30 am–5:30 pm) plus evening hours (open until 8 pm)

Workweek + weekend hours (7 days a week, 8 am–4 pm)

Monday–Friday (8:30 am–5:30 pm) plus Saturday and Sunday

13. Time spent at clinics in ART pick ups

1 h total, or

The attribute was highly correlated with the ‘location of ART refill’ attribute. Therefore, the attribute was dropped

Attribute dropped due to inter-attribute correlation

3 h total

6 h total

14. Time spent seeing healthcare provider

1 h total, 3 h total, or 5 h total

The attribute was highly correlated with the ‘person providing ART refill’ attribute. Therefore, the attribute was dropped

Attribute dropped due to inter-attribute correlation

15. The total cost of the visit including transportation, direct medical costs (e.g., consultation or booking fee, lab costs if not available at a public facility, non-ARV drug costs), costs of childcare

Free

The attribute name was retained as it was salient and would enable calculation of marginal willingness to pay estimates

The levels were reduced to three. The levels “50 Birr” and “150 Birr” were merged to bring a new level “250 Birr” considering for realistic application to policy in ART service. The currency was in Ethiopian Birr. The base level was set to “Free”. The levels were plausible and capable of being traded

Total cost, including transportation, direct medical costs (e.g., non-ARV drug costs)

Free

50 Birr

250 Birr

150 Birr

500 Birr

500 Birr

 

16. Frequency of receiving ART refills

6 months

The attribute name was maintained as it was salient. The levels “3 months” and “6 months” were retained with slight modification as “every 3 months” and “every 6 months” to be understandable by respondents. The level “yearly” was viewed as far apart. Therefore, the level was dropped. A new level “monthly” was added to make the preference evaluation more realistic

Frequency of receiving ART refills

Monthly

3 months

Every 3 months

Yearly

Every 6 months

17. ARV drug efficacy

Efficacious

This attribute was viewed by the panel to be more of a drug development issue rather than ART service attribute. Therefore, the attribute was dropped as it was not relevant to the decision context

Attribute dropped as it was not relevant to decision context

Less efficacious

18. Side and or long-term effects

No effects

The panel felt that this attribute was more of a drug development concern than an ART service characteristic. The attribute was therefore eliminated because it was non-relevant to the decision context

Attribute dropped as it was not relevant to decision context

Reduced effects

Moderate to severe effects

19. Drug–drug interaction

No interaction

This attribute was viewed by the panel to be more of a drug development issue rather than ART service attribute. Therefore, the attribute was dropped as it was not relevant to the decision context

Attribute dropped as it was not relevant to decision context

Reduced interaction

20. Convenience of drug swallowing with social life, food requirement, time in taking drugs, and child care activity

Convenient

The panel felt that this attribute was more of a drug development concern than an ART service characteristic. The attribute was therefore eliminated because it was non-relevant to the decision context

Attribute dropped as it was not relevant to decision context

Inconvenient

21. Novel ART delivery methods (including coformulation of ARV with chronic diseases drugs and injectable drug options)

Needed by patients

This attribute was viewed by the panel to be more of a drug development issue rather than ART service attribute. Therefore, the attribute was dropped as it was not relevant to the decision context

Attribute dropped as it was not relevant to decision context

Not needed by patients

22. Source of information on ART

Healthcare providers

The attribute was viewed as non-salient to policy and decision making in the context of ART service as multiple source of information are required to better assist people living with HIV/AIDS. Hence, the attribute was dropped as it was not relevant to the decision context

Attribute dropped as it was not relevant to decision context

Media

23. ARV drug pill burden

No burden

The panel decided that ARV drug pill burden is not an issue in today’s world as drugs are available in combined fixed dose. The attribute therefore was dropped as it was not relevant to the decision context

Attribute dropped as it was not relevant to decision context

Minimal burden

Large pill burden

  1. 1 US$ = 50 Ethiopian Birr