ToolAssay

Manning 1978 IBS symptoms

Manning 1978 IBS symptoms. Six caller-assigned flags, 1 each, max 6: visible abdominal distension, pain relief with bowel movement, more frequent stools at pain onset, looser stools at pain onset, rectal mucus, incomplete evacuation. Score is the count of true flags (0-6). More symptoms made IBS more likely; no published cutoff. Count only. Not a diagnosis, not Rome III/IV. magent does not examine the patient.

Asked 1.4x its listed price for its own exampleour last check, 2026-09-28
1 of 1checks answered this week
300 msmedian answer time
$0.005listed price per call
$0.007price it asked us

Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.

Endpoint

POST https://api.magentlab.com/api/calc/manning

CategoryEverything else
Provider hostapi.magentlab.com
Networkseip155:8453
Payment schemesexact
Self-reported calls, 30 days0 from 0 payers (the provider's figure, not ours)

Our checks, last 30 days

DayResultHTTPAskedTime
2026-09-28 valid payment request 402$0.007 300 ms

Example input (from the provider)

{
  "body": {
    "items": [
      {
        "incomplete_evacuation": false,
        "looser_stools_with_pain_onset": false,
        "more_frequent_stools_with_pain_onset": false,
        "pain_relief_with_bowel_movement": false,
        "rectal_mucus": false,
        "visible_abdominal_distension": false
      },
      {
        "incomplete_evacuation": false,
        "looser_stools_with_pain_onset": false,
        "more_frequent_stools_with_pain_onset": false,
        "pain_relief_with_bowel_movement": false,
        "rectal_mucus": false,
        "visible_abdominal_distension": false
      }
    ]
  },
  "method": "POST",
  "type": "http"
}

Promised output schema (from the provider)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "body": {
          "additionalProperties": false,
          "properties": {
            "items": {
              "items": {
                "properties": {
                  "incomplete_evacuation": {
                    "description": "Feeling of incomplete evacuation (Manning 1978; more common in IBS, not statistically significant in that table). true or false as assigned by the caller.",
                    "type": "boolean"
                  },
                  "looser_stools_with_pain_onset": {
                    "description": "Looser stools at onset of pain (Manning 1978; one of four symptoms significantly more common in IBS). true or false as assigned by the caller.",
                    "type": "boolean"
                  },
                  "more_frequent_stools_with_pain_onset": {
                    "description": "More frequent stools at onset of pain (Manning 1978; one of four symptoms significantly more common in IBS). true or false as assigned by the caller.",
                    "type": "boolean"
                  },
                  "pain_relief_with_bowel_movement": {
                    "description": "Pain eased after bowel action (Manning 1978; one of four symptoms significantly more common in IBS). true or false as assigned by the caller.",
                    "type": "boolean"
                  },
                  "rectal_mucus": {
                    "description": "Passage of mucus per rectum (Manning 1978; more common in IBS, not statistically significant in that table). true or false as assigned by the caller.",
                    "type": "boolean"
                  },
                  "visible_abdominal_distension": {
                    "description": "Visible abdominal distension (Manning 1978; one of four symptoms significantly more common in IBS). true or false as assigned by the caller. magent does not examine the patient.",
                    "type": "boolean"
                  }
                },
                "required": [
                  "visible_abdominal_distension",
                  "pain_relief_with_bowel_movement",
                  "more_frequent_stools_with_pain_onset",
                  "looser_stools_with_pain_onset",
                  "rectal_mucus",
                  "incomplete_evacuation"
                ],
                "type": "object"
              },
              "maxItems": 25,
              "minItems": 1,
              "type": "array"
            }
          },
          "required": [
            "items"
          ],
          "type": "object"
        },
        "headers": {
          "additionalProperties": {
            "type": "string"
          },
          "type": "object"
        },
        "method": {
          "const": "POST",
          "type": "string"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "example": {
          "type": "object"
        },
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}

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