← The evidence ledger
Evidence row 2201246
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://stats-tests.x402tookit.com/effect-size-2x2
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- eebcf6a4ca87c01ccb71d96d655fcb365c0ced9223941216fc95f9b885caec95
- Leaf
- 0x6bc497c8f8d9fe3cf90460ec376b0f95174771d86cfc41a345797500771f363a
What was observed
{
"endpoints": [
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"https://stats-tests.x402tookit.com/effect-size-2x2"
]
],
"name": "Statistical Tests",
"owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
"raw": {
"accepts": [
{
"amount": "20000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
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"network": "eip155:8453",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
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{
"amount": "20000",
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"transactionVersions": [
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{
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"scheme": "exact"
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{
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"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
}
],
"description": "Odds ratio, relative risk, risk difference and number needed to treat from a 2x2 table, each with a confidence interval.",
"extensions": {
"bazaar": {
"info": {
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"exposedNoEvents": 80,
"unexposedEvents": 10,
"unexposedNoEvents": 90
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"asOf": "2026-10-11T08:55:55.525Z",
"confidence": 0.95,
"correctionApplied": false,
"degraded": false,
"direction": "NNH (harm) if the event is bad",
"disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
"notChecked": [
"confounding and bias: these measure association in these data, not cause",
"study design (case-control studies cannot estimate relative risk directly)",
"…1 more"
],
"numberNeededToTreat": 10,
"oddsRatio": 2.25,
"oddsRatioCI": {
"lower": 0.994295,
"upper": 5.09155
},
"reasons": [
"The interval includes 1: the data are consistent with no association.",
"When the outcome is common (over about 10%) the odds ratio overstates the relative risk.",
"…1 more"
],
"relativeRisk": 2,
"relativeRiskCI": {
"lower": 0.986563,
"upper": 4.05448
},
"riskDifference": 0.1,
"riskDifferenceCI": {
"lower": 0.0020018008,
"upper": 0.1979982
},
"riskExposed": 0.2,
"riskUnexposed": 0.1,
"source": "computed locally",
"summary": "Risk 20% vs 10%: odds ratio 2.25 (95% CI 0.994295 to 5.09155), relative risk 2 (0.986563 to 4.05448), risk difference 10 points, NNT 10.",
"verdict": "INTERVAL_INCLUDES_NO_EFFECT"
},
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},
"lastUpdated": "2026-11-02T04:07:29.012Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-11-02T04:07:28.804Z"
},
"resource": "https://stats-tests.x402tookit.com/effect-size-2x2",
"serviceName": "Statistical Tests",
"tags": [
"statistics",
"odds-ratio",
"relative-risk",
"epidemiology"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Odds ratio, relative risk, risk difference and number needed to treat from a 2x2 table, each with a confidence interval."
}What the leaf hashes
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- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af