Indicator | Explanation | Weight | Scoring | Notes |
Decision making | ||||
Anal/oral testing | Does the provider describe:
| 4 | Good=both (+1) Moderate=1 or 2 (+0.5) Poor=0 (+0) | Providers selling tests including specific kits for anal or oral sampling automatically score ‘Good’ |
STI comorbidity | Does the provider mention that it is possible to acquire more than one kind of STI during intercourse and that it therefore would be advised to test for more than one STI? | 3 | Yes (+1) No (+0) | |
Basic STI information | Basic information about the concerned STI described:
| 3 | Good=All 7 (+1) Sufficient=6 or 5 (+0.75) Moderate=4 or 3 (+0.5) Insufficient=2 or 1 (+0.25) Poor=0 (+0) | |
Window phase |
| 3 | Good=both (+1) Moderate=1 (+0.5) Poor=0 (+0) | Incubation time (time between infection and symptoms) scores moderate |
Testing tool | Decision tool used for triage, what self-test(s) should be bought, based on gender, sexual preferences and sexual activity | 2 | Yes (+1) No (+0) | |
Risk prevention | Basic information about prevention of STI described:
| 2 | Good=all 6 (+1) Sufficient=5 or 4 (+0.75) Moderate=3 (+0.5) Insufficient=1 or 2 (+0.25) Poor=0 (+0) | |
Reliability | ||||
Level | The test has a sensitivity+specificity of 95% or higher | 4 | Yes (+1) No (+0) | |
Described | Does the provider describe the sensitivity and specificity of the test and are these numbers explained in a clear way that ignorant customers can understand what these numbers mean? | 2 | Yes (+1) No (+0) | |
Support | Does the provider provide literature on the website, which describes/supports the sensitivity and specificity? | 2 | Yes (+1) No (+0) | |
Quality marks for laboratory | Does the provider describe what marks/labels apply for their laboratory (performing the diagnose)? | 1 | Yes (+1) No (+0) | Only self-sample test providers |
Quality marks for testing kit | Does the provider describe what marks/labels apply for their sampling kit? | 1 | Yes (+1) No (+0) | |
Practical | ||||
Contact healthcare professional | Possibility to call or mail a healthcare professional for questions prior to testing | 2 | Yes (+1) No (+0) | |
Video instructions | Is there a video which shows how the sample kit works and what procedures are needed to gather a sample? | 1 | Yes (+1) No (+0) | |
Dutch instructions | Is there a Dutch leaflet and Dutch text on packaging? | 1 | Yes (+1) No (+0) | Either be mentioned or derived from pictures on the website |
Contact provider | Possibility to call or mail the provider for further questions | 1 | Yes (+1) No (+0) | |
Diagnostic technique | Is the type of test (NAAT or antibody) indicated on the website? | 1 | Yes (+1) No (+0) | |
Follow-up | ||||
Follow-up | What follow-up procedure after receiving result is applied?
| 4 |
| |
Referral to GP | Does the provider advise to visit a general practitioner (GP), hospital, nurse, STI clinic or any other professional healthcare worker/institute when the test result is positive? | 4 | Yes (+1) No (+0) | |
Result communication | Result communication:
| 2 | Active (+1) Passive (+0.5) Not mentioned (+0) | Only self-sample test providers |
Partner notification | Does the provider mention that partner notification is important in case of positive result? | 2 | Yes (+1) No (+0) |
NAAT, nucleic acid amplification test; SMS, short message service.