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Evaluation of Free STI Testing Pilot Projects in Lucerne and Zurich, Switzerland

feSTI: Evaluation of Free HIV and STI Testing and Counselling Services for Young and Disadvantaged Populations in Lucerne and Zurich

Status
Not yet recruiting
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT07516912
Acronym
feSTI
Enrollment
1800
Registered
2026-04-08
Start date
2026-04-07
Completion date
2029-02-28
Last updated
2026-04-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chlamydia, Gonorrhea, HCV, HIV (Human Immunodeficiency Virus), Syphilis

Keywords

Voluntary counselling and testing, sexually transmitted infections, HIV, implementation of free testing, barriers to care

Brief summary

The main goal of the observational study is to evaluate participants' satisfaction with free HIV and sexually transmitted infection (STI) testing and counselling offered by the cities of Lucerne and Zurich, Switzerland to young people and people with low incomes. Counselling and testing can be accessed without participating in the study arm of the project.

Interventions

None listed

Sponsors

University of Zurich
Lead SponsorOTHER
Checkpoint Zurich
CollaboratorUNKNOWN
Checkpoint Lucerne
CollaboratorUNKNOWN
Test-In Zurich
CollaboratorUNKNOWN

Study design

Observational model
ECOLOGIC_OR_COMMUNITY
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
16 Years to No maximum
Healthy volunteers
Yes

Inclusion criteria

* taking part in the pilot programmes * understand the study information * 16 years of age or older

Exclusion criteria

* not eligible for the pilot programmes * not understanding the study information * less than 16 years old

Design outcomes

Primary

MeasureTime frameDescription
Participants' satisfaction (study-specific satisfaction scale)3 yearsParticipants' satisfaction is measured as the proportion of participants who "agree" or "strongly agree" with satisfaction statements in the post-visit questionnaire. 5-point Likert scale (1 = strongly disagree, 5 = strongly agree); higher scores indicate greater agreement, thus higher satisfaction.

Secondary

MeasureTime frameDescription
Service capacity/utilisation3 yearsNumber of completed voluntary counselling and testing visits recorded per month across participating sites.
Access timeliness3 yearsMedian number of days between booking date and appointment date for VCT visits
Workload healthcare providers3 yearsHealthcare provider workload assessed via a short survey measuring perceived workload and time burden, assessed using a standardised Likert-type scale (1-5); higher scores indicate greater perceived workload.
Count diagnosed HIV/STI cases3 yearsNumber of newly diagnosed HIV and STI cases identified through the free voluntary counselling and testing visits across participating sites per reporting period.
Number of treated STI cases3 yearsNumber of participants who received an STI or HIV diagnosis during the pilot project and subsequently received treatment, defined as antibiotics dispensed at a pharmacy or attendance at a medical appointment at Maihof Praxis Lucerne or Checkpoint Zurich.
Participants' perception of comfort regarding sexual health3 yearsParticipant-reported comfort regarding sexual health (encompassing physical, emotional, and social wellbeing related to sexuality and relationships), measured on a visual analogue scale from 0 (not comfortable) to 100 (very comfortable). Filled in at clinic while waiting for appointment and again approximately 1 week after the appointment.
Testing behaviour3 yearsTesting behaviour assessed via administrative data and self-report. Participants indicate whether this is their first STI/HIV test and, for HIV testing, time since last HIV test. Trends in testing frequency are monitored over the study period.
Changes in sexual health topics familiarity3 yearsParticipants rate 12 topics on a scale from 1 to 5 (1=never heard of it, 5=very familiar); higher scores indicate greater knowledge. Participants rate their familiarity at the clinic prior to the appointment and approximately 1 week after the appointment. The measure is the change between pre- and post-appointment rating.
Changes in sexual health knowledge3 yearsKnowledge assessed using 8 true/false items (total score range: 0-8), administered at the clinic prior to the appointment and again approximately one week post-appointment. Higher scores indicate greater knowledge. The measure is the change in score from pre- to post-appointment.
Changes in self-efficacy/attitudes3 yearsSelf-efficacy and attitudes assessed using 13 items rated on a 5-point Likert scale (1 = strongly disagree, 5 = strongly agree), administered at the clinic prior to the appointment and again approximately one week post-appointment. Higher scores indicate greater self-efficacy and more positive attitudes. The measure is the change in score from pre- to post-appointment.
Information-seeking behaviour3 yearsInformation-seeking behaviour is assessed using a multiple-choice question identifying sources of sexual health information (e.g., internet, healthcare provider, peers). Reported descriptively as frequency and distribution of sources selected; administered at the clinic prior to the appointment only.
Proportion of low-income eligible participants3 yearsProportion of participants holding a KulturLegi card (indicating low-income eligibility) among all enrolled participants; reported descriptively.
Reach Among Low-Income Eligible Population3 yearsProportion of KulturLegi card holders enrolled in the study relative to the total number of KulturLegi cards issued in the catchment area during the study period. Assessed by comparing observed reach against a pre-specified target of ≥5% of the eligible low-income population.
Comparative Outcomes by Eligibility Group3 yearsSTI/HIV positivity rates, re-testing rates, and knowledge scores compared between low-income eligible participants (KulturLegi card holders) and age-eligible participants. Differences between groups are reported descriptively; regression modelling may be applied to explore associations and inform policy decisions.

Contacts

CONTACTAndrea C Farnham, PhD
testi@ebpi.uzh.ch+41 44 634 60 00

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 9, 2026