样例字段语义
| 分组 | 字段 | 英文键 | 语义 |
|---|
| 纵向观察期 | 捕获范围 | coverage_scope | 声明本次数据能观察到哪些机构的住院 |
| 纵向观察期 | 实际观察截止 | actualobservationcutoff | 可观察到住院事实的最晚时点,是判断某条结局能否成立的硬边界 |
| 纵向观察期 | 覆盖状态 | coverage_status | 标注观察期是连续覆盖还是仅有零散记录,直接决定阴性结局是否有资格声明 |
| 住院 | 住院顺序号 | sequence_no | 该患者住院序列中的第几次,用于确定索引住院与后续住院 |
| 住院 | 入院与出院时间 | admissiontime / dischargetime | 实际入院与实际离院时点,是间隔与窗口计算的唯一基准 |
| 相邻住院关系 | 间隔天数 | interval_days | 后一次实际入院时间减去前一次实际出院时间的精确天数,不用自然日序号或记录行差代替 |
| 相邻住院关系 | 间隔计算规则 | calculation_rule | 声明间隔按哪两个时点、以何种精度计算,供对方复算核对 |
| 结局规则 | 窗口天数 | window_days | 该套规则采用的观察窗长度,7、30、90 天各自独立成规则版本 |
| 结局规则 | 事件定义 | event_definition | 什么样的后续住院算作再入院事件。含全因还是特定原因、是否排除计划性、同日转院与院内转科如何处理 |
| 结局规则 | 阴性标签资格条件 | negativelabelrequirement | 在什么条件下才允许判定「窗口内未发生再入院」,条件不满足时只能取未知 |
| 候选后续住院 | 候选状态 | candidate_status | 该次后续住院相对索引住院是否落在窗口内、是否满足事件定义 |
| 再入院结局评估 | 窗口截止时点 | windowendtime | 由索引出院时间加窗口天数得到,超出此时点的后续住院不计入本窗事件 |
| 再入院结局评估 | 结局状态 | outcome_status | 阳性、阴性、未知或已删失四类;证据不足时取未知,不默认为阴性 |
| 再入院结局评估 | 阴性标签状态 | negativelabelstatus | 单独标注该条阴性结论是否达到可用作训练标签的资格,未达标时不得直接当负样本 |
| 删失记录 | 删失原因 | censor_reason | 在窗口结束前观察即中止的原因,如数据截止、覆盖范围结束 |
| 出院转归 | 出院转归 | outcome_raw | 出院时的病情转归与离院方式记录,是判断竞争结局的基础 |
样例记录
同一名患者的连续三次住院、两条相邻住院关系与按天精确计算的间隔。30 天与 90 天两套规则下,各自的结局评估、捕获范围与删失状态都在。
{
"样例性质": "真实记录·已脱敏",
"longitudinal_observation_period": {
"actual_observation_cutoff": "2026-04-30T09:32:00",
"coverage_scope": "single_institution_source_capture_only",
"coverage_status": "single_institution_incomplete_observation",
"patient_id": "PT-0000001",
"period_id": "PERIOD-0000001"
},
"inpatient_stay": [
{
"admission_time": "2021-04-05T10:20:00",
"discharge_time": "2021-04-10T10:10:00",
"patient_id": "PT-0000001",
"period_id": "PERIOD-0000001",
"sequence_no": "1",
"stay_id": "STAY-0000001"
},
{
"admission_time": "2023-10-09T09:40:00",
"discharge_time": "2023-10-15T10:00:00",
"patient_id": "PT-0000001",
"period_id": "PERIOD-0000001",
"sequence_no": "2",
"stay_id": "STAY-0000002"
},
{
"admission_time": "2026-04-26T11:35:00",
"discharge_time": "2026-04-30T09:32:00",
"patient_id": "PT-0000001",
"period_id": "PERIOD-0000001",
"sequence_no": "3",
"stay_id": "STAY-0000003"
}
],
"stay_sequence_edge": [
{
"calculation_rule": "next_admission_minus_prior_discharge_actual_interval",
"edge_id": "EDGE-0000001",
"from_stay_id": "STAY-0000001",
"interval_days": "911.979167",
"to_stay_id": "STAY-0000002"
},
{
"calculation_rule": "next_admission_minus_prior_discharge_actual_interval",
"edge_id": "EDGE-0000002",
"from_stay_id": "STAY-0000002",
"interval_days": "924.065972",
"to_stay_id": "STAY-0000003"
}
],
"outcome_rule": {
"event_definition": "actual_next_institutional_stay_within_window",
"negative_label_requirement": "complete_required_capture_and_closed_window",
"rule_id": "RULE_001",
"version": "readmission_30_90_v2",
"window_days": "30|90"
},
"readmission_candidate": [
{
"candidate_id": "CANDIDATE-0000001",
"candidate_status": "actual_later_stay_outside_90d",
"index_stay_id": "STAY-0000001",
"interval_days": "911.979167",
"next_stay_id": "STAY-0000002",
"rule_id": "RULE_001"
},
{
"candidate_id": "CANDIDATE-0000002",
"candidate_status": "actual_later_stay_outside_90d",
"index_stay_id": "STAY-0000002",
"interval_days": "924.065972",
"next_stay_id": "STAY-0000003",
"rule_id": "RULE_001"
}
],
"readmission_outcome_assessment": [
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"assessment_id": "ASSESSMENT-0000001",
"candidate_count": "0",
"censor_id": "CENSOR-0000001",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"event_count": "0",
"index_stay_id": "STAY-0000001",
"negative_label_status": "zero_no_formal_negative_label",
"outcome_status": "unknown_not_validated_single_institution",
"period_id": "PERIOD-0000001",
"rule_id": "RULE_001",
"window_days": "30",
"window_end_time": "2021-05-10T10:10:00"
},
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"assessment_id": "ASSESSMENT-0000002",
"candidate_count": "0",
"censor_id": "CENSOR-0000002",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"event_count": "0",
"index_stay_id": "STAY-0000001",
"negative_label_status": "zero_no_formal_negative_label",
"outcome_status": "unknown_not_validated_single_institution",
"period_id": "PERIOD-0000001",
"rule_id": "RULE_001",
"window_days": "90",
"window_end_time": "2021-07-09T10:10:00"
},
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"assessment_id": "ASSESSMENT-0000003",
"candidate_count": "0",
"censor_id": "CENSOR-0000003",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"event_count": "0",
"index_stay_id": "STAY-0000002",
"negative_label_status": "zero_no_formal_negative_label",
"outcome_status": "unknown_not_validated_single_institution",
"period_id": "PERIOD-0000001",
"rule_id": "RULE_001",
"window_days": "30",
"window_end_time": "2023-11-14T10:00:00"
},
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"assessment_id": "ASSESSMENT-0000004",
"candidate_count": "0",
"censor_id": "CENSOR-0000004",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"event_count": "0",
"index_stay_id": "STAY-0000002",
"negative_label_status": "zero_no_formal_negative_label",
"outcome_status": "unknown_not_validated_single_institution",
"period_id": "PERIOD-0000001",
"rule_id": "RULE_001",
"window_days": "90",
"window_end_time": "2024-01-13T10:00:00"
},
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"assessment_id": "ASSESSMENT-0000005",
"candidate_count": "0",
"censor_id": "CENSOR-0000005",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"event_count": "0",
"index_stay_id": "STAY-0000003",
"negative_label_status": "zero_no_formal_negative_label",
"outcome_status": "unknown_not_validated_single_institution",
"period_id": "PERIOD-0000001",
"rule_id": "RULE_001",
"window_days": "30",
"window_end_time": "2026-05-30T09:32:00"
},
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"assessment_id": "ASSESSMENT-0000006",
"candidate_count": "0",
"censor_id": "CENSOR-0000006",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"event_count": "0",
"index_stay_id": "STAY-0000003",
"negative_label_status": "zero_no_formal_negative_label",
"outcome_status": "unknown_not_validated_single_institution",
"period_id": "PERIOD-0000001",
"rule_id": "RULE_001",
"window_days": "90",
"window_end_time": "2026-07-29T09:32:00"
}
],
"censoring_record": [
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"censor_id": "CENSOR-0000001",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"period_id": "PERIOD-0000001",
"stay_id": "STAY-0000001",
"window_end_time": "2021-05-10T10:10:00"
},
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"censor_id": "CENSOR-0000002",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"period_id": "PERIOD-0000001",
"stay_id": "STAY-0000001",
"window_end_time": "2021-07-09T10:10:00"
},
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"censor_id": "CENSOR-0000003",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"period_id": "PERIOD-0000001",
"stay_id": "STAY-0000002",
"window_end_time": "2023-11-14T10:00:00"
},
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"censor_id": "CENSOR-0000004",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"period_id": "PERIOD-0000001",
"stay_id": "STAY-0000002",
"window_end_time": "2024-01-13T10:00:00"
},
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"censor_id": "CENSOR-0000005",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"period_id": "PERIOD-0000001",
"stay_id": "STAY-0000003",
"window_end_time": "2026-05-30T09:32:00"
},
{
"actual_observation_cutoff": "2026-04-30T09:32:00",
"censor_id": "CENSOR-0000006",
"censor_reason": "unknown_not_validated_single_institution",
"coverage_scope": "single_institution_source_capture_only",
"period_id": "PERIOD-0000001",
"stay_id": "STAY-0000003",
"window_end_time": "2026-07-29T09:32:00"
}
],
"discharge_outcome": [
{
"outcome_id": "OUTCOME-0000001",
"status": "source_discharge_not_long_term_outcome",
"stay_id": "STAY-0000001"
},
{
"outcome_id": "OUTCOME-0000002",
"status": "source_discharge_not_long_term_outcome",
"stay_id": "STAY-0000002"
},
{
"outcome_id": "OUTCOME-0000003",
"status": "source_discharge_not_long_term_outcome",
"stay_id": "STAY-0000003"
}
],
"quality_issue": {
"handling": "unknown not negative",
"issue_code": "no_external_capture_or_validated_negative_label",
"period_id": "PERIOD-0000001",
"quality_issue_id": "QI_001"
}
}