Files
zyt/admin/src/utils/blood-thresholds.ts
T
2026-05-05 15:02:04 +08:00

87 lines
2.9 KiB
TypeScript

/**
* 血糖 / 血压 阈值与异常判定工具
*
* 阈值规则(与 reception/index.vue 抽离前一致):
* - 年龄 < 50:空腹血糖 ≥ 7、餐后/其他血糖 ≥ 9 视为偏高
* - 年龄 ≥ 50:空腹血糖 ≥ 8、餐后/其他血糖 ≥ 10 视为偏高
* - 收缩压 > 140 / 舒张压 > 90 视为偏高
*
* 任何字段缺失或非数值 → 视为「不偏高」(避免误报红色 ↑)。
*/
/**
* 把任意值转成有限数字;空 / 非法 → null
*/
export function toNumeric(value: unknown): number | null {
if (value === null || value === undefined || value === '') return null
const num = Number(value as any)
return Number.isFinite(num) ? num : null
}
/**
* 根据年龄返回血糖阈值;年龄缺失/非法 → null(=不判定偏高)
*/
export function getBloodSugarThresholds(
ageValue: unknown
): { fasting: number; postprandial: number } | null {
const age = toNumeric(ageValue)
if (age === null) return null
if (age < 50) return { fasting: 7, postprandial: 9 }
return { fasting: 8, postprandial: 10 }
}
export function isHighFastingBloodSugar(value: unknown, ageValue: unknown): boolean {
const num = toNumeric(value)
const thresholds = getBloodSugarThresholds(ageValue)
return num !== null && thresholds !== null && num >= thresholds.fasting
}
export function isHighPostprandialBloodSugar(value: unknown, ageValue: unknown): boolean {
const num = toNumeric(value)
const thresholds = getBloodSugarThresholds(ageValue)
return num !== null && thresholds !== null && num >= thresholds.postprandial
}
/**
* 「其他血糖」按餐后阈值判定(与 reception 原实现一致)
*/
export function isHighOtherBloodSugar(value: unknown, ageValue: unknown): boolean {
const num = toNumeric(value)
const thresholds = getBloodSugarThresholds(ageValue)
return num !== null && thresholds !== null && num >= thresholds.postprandial
}
export function isHighSystolicPressure(value: unknown): boolean {
const num = toNumeric(value)
return num !== null && num > 140
}
export function isHighDiastolicPressure(value: unknown): boolean {
const num = toNumeric(value)
return num !== null && num > 90
}
/**
* 一行血糖血压记录是否有任一压偏高
*/
export function isHighBloodPressure(row: {
systolic_pressure?: unknown
diastolic_pressure?: unknown
} | null | undefined): boolean {
if (!row) return false
return isHighSystolicPressure(row.systolic_pressure) || isHighDiastolicPressure(row.diastolic_pressure)
}
/**
* 把一行记录的血压两值格式化为 `xxx / yyy`,缺值 → `—`
*/
export function formatBp(row: {
systolic_pressure?: unknown
diastolic_pressure?: unknown
} | null | undefined): string {
const sys = row?.systolic_pressure
const dia = row?.diastolic_pressure
if (sys == null && dia == null) return '—'
return `${sys ?? '—'} / ${dia ?? '—'}`
}