Biosignal › VitalDB › vitaldb-ioh@0

Intraoperative hypotension 5 min ahead (numeric MAP) preview

Data: khdp.net/database/data-search-detail/658/vitaldb_open/1.0.0 · CC BY 4.0 · binary · primary metric: auroc · spec ed8c557f5d0a

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Hypotension is mean arterial pressure below 65 mmHg for at least 60 s within the 5 minutes after a 5-minute input window (numeric MAP every 2 s). Windows are split by patient; scores are on the test split, with 95% intervals from a bootstrap over patients.

#	Model	Type	Tier		auroc (95% CI)	n	Cost (USD)	Date
1	Gradient boosting on window summary features BenchToward	baseline	baseline		0.910 (0.900–0.919)	23106	0.0000	2026-10-29
2	Logistic regression on last-minute MAP BenchToward	baseline	baseline		0.852 (0.837–0.866)	23106	0.0000	2026-10-29

How this benchmark is built

Status: published by the BenchToward benchmark builder
Adopted from: BenchToward definition (no published protocol to adopt)
Data: VitalDB on KHDP (vitaldb_open 1.0.0)
Code: definition · vitaldb_ioh.py · vitaldb_split.py · ioh.py in benchtoward/benchmarks (Apache-2.0)
Problems: Report an evaluation problem (public issue; fixes ship as a new task version)

Data

VitalDB (biosignal). License: CC BY 4.0. Source: https://khdp.net/database/data-search-detail/658/vitaldb_open/1.0.0

Lee HC, Park Y, Yoon SB, Yang SM, Park D, Jung CW. VitalDB, a high-fidelity multi-parameter vital signs database in surgical patients. Sci Data. 2022;9:279. doi:10.1038/s41597-022-01411-5

Task specification

{
  "cohort": {
    "ane_type": "General"
  },
  "dataset": "vitaldb",
  "exclude_if_input_hypotensive": true,
  "horizon_s": 300,
  "hypotension": {
    "min_duration_s": 60,
    "threshold_mmhg": 65
  },
  "input_window_s": 300,
  "interval_s": 2,
  "kind": "binary",
  "max_missing_fraction": 0.1,
  "metrics": {
    "bootstrap": {
      "by": "subjectid",
      "n": 1000
    },
    "primary": "auroc",
    "secondary": [
      "auprc",
      "brier"
    ]
  },
  "preview": true,
  "primary_metric": "auroc",
  "slug": "vitaldb-ioh",
  "split": {
    "by": "subjectid",
    "fractions": [
      0.7,
      0.1,
      0.2
    ],
    "seed": 20261029
  },
  "stride_s": 300,
  "title": "Intraoperative hypotension 5 min ahead (numeric MAP)",
  "track": "Solar8000/ART_MBP",
  "valid_range_mmhg": [
    20,
    200
  ],
  "version": 0
}

JSON: /v1/tasks/vitaldb-ioh · /v1/leaderboard?task=vitaldb-ioh@0