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Table 1 Specification of core component of EMA strategy following Proctor model [25]

From: Assessing the implementation fidelity of HPV self-collection offered by community health workers during home visits (the EMA strategy): a case study in a low-middle-resource setting in Argentina

Core component: training

 Actor

National and Local Training team experts in Cervical Cancer Prevention, HPV test and Health Communication. Experts that participated in EMA Study (RCT and Scaling Up in Jujuy province).

 Actions

To provide training through different techniques (with experts´ presentations, discussions in small groups, and role playing) regarding: cervical cancer prevention and HPV, HPV results.

To evaluate knowledge acquired during the training (self-administered survey)

 Target of the action

Health promoters in charge of the offer of self-collection, health supervisors, health professionals involved in EMA strategy implementation in La Matanza.

 Temporality

Pre-implementation phase

 Dose

Two workshops

 Implementation outcome

Adoption and Fidelity

 Justification

Health education/training of implementers

Core component: offer of self-collection

 Actor

Trained health promoters

 Actions

To identify the target population: age, pregnancy, previous screening.

To provide information about HPV test and cervical cancer

To explain on how to perform self-collection

 Target of the action

Women aged 30 and over

 Temporality

Implementation phase

 Dose

10 min step-by-step explanation of how to do self-collection

 Implementation outcome

Acceptability and Fidelity

 Justification

Door to door offer is effective to increase screening uptake and acceptability of HPV self-collection [36].

Core component: sample handling and transportation

 Actor

Health promoters who offer self-collection /supervisors/ health professionals involved in cervical cancer prevention program

 Actions

To label collectors with the woman’s name and the national unique identification number.

To fill in HPV forms.

To transport samples at room temperature to primary health care centers.

To assure that specimens arrive to HPV laboratory within 14 days after sample collection.

 Target of the action

Women aged 30+ who performed HPV self-collection

 Temporality

Implementation phase:

Labelling collector: during self-collection offer.

Transportation: within 14 days after sample collection.

 Dose

Always

 Implementation outcome

Fidelity

 Justification

Protocol of identification and transportation of samples following manufacturer’s instructions.

Core component: follow-up and treatment

 Actor

Health professionals in charge of triage Pap in primary health centers (e.g., gynecologist, obstetricians, nurses), Gynecologist in charge of colposcopy and treatment (second and third-level hospitals)

 Actions

Follow-up and treatment should be organized according to national guidelines [13]:

(1) HPV-positive women should be referred to cytology triage. HPV-positive women with normal cytology should repeat the HPV test in 18 months.

(2) Women with abnormal cytology (atypical squamous cells of undetermined significance; atypical cells cannot rule out high-grade squamous intraepithelial lesion; high-grade squamous intraepithelial lesions; and cancer) should be referred to colposcopy, and biopsy if needed.

(3) Biopsies should be reported according to cervical intraepithelial neoplasia (CIN) terminology. Identified cases of CIN2+ should be treated according to standard protocols (loop electrosurgical excision procedure (LEEP) for CIN2+) and

(4) HPV-negative women should be advised to repeat screening in 5 years.

 Target of the action

HPV-positive women

 Temporality

Implementation phase: after an HPV-positive results

 Dose

Always

 Implementation outcome

Fidelity

 Justification

Adherence to triage, diagnosis and treatment are essential to reduce cervical cancer incidence and mortality