feature:
Full SOFA Score: Data Layer + Scoring Engine Glasgow Coma Scale: Data Layer + Scoring Engine
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@@ -40,30 +40,51 @@ public class News2Detector
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return News2Result.NotNews2Code;
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using var timer = _metrics.News2ScoringDuration.NewTimer();
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var cache = _redis.GetDatabase();
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// Compute the individual score and store in Redis
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var individualScore = News2Calculator.ScoreParameter(observationCode, value);
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var paramData = JsonSerializer.Serialize(new
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// GCS components are cached by GcsDetector — trigger re-score only
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if (!GcsCalculator.IsGcsCode(observationCode))
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{
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value,
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score = individualScore,
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recordedAt = DateTimeOffset.UtcNow
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}, CachedParamJsonOptions);
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await cache.StringSetAsync(
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News2Calculator.ParameterKey(encounterId, observationCode),
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paramData,
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TimeSpan.FromSeconds(News2TtlSeconds));
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var individualScore = News2Calculator.ScoreParameter(observationCode, value);
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var paramData = JsonSerializer.Serialize(new
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{
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value,
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score = individualScore,
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recordedAt = DateTimeOffset.UtcNow
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}, CachedParamJsonOptions);
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await cache.StringSetAsync(
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News2Calculator.ParameterKey(encounterId, observationCode),
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paramData,
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TimeSpan.FromSeconds(News2TtlSeconds));
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}
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// Fetch all 7 parameter keys in one MGET round-trip
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return await TryComputeScoreAsync(encounterId, patientId, ct);
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}
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private async Task<News2Result> TryComputeScoreAsync(
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Guid encounterId, Guid patientId, CancellationToken ct)
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{
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var cache = _redis.GetDatabase();
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var allKeys = News2Calculator.AllParameterKeys(encounterId);
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var allValues = await cache.StringGetAsync(allKeys);
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// Check completeness — all 7 must be present
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var scores = new int?[7];
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for (int i = 0; i < 7; i++)
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{
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if (i == 4) // consciousness — GCS-first, AVPU-fallback
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{
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scores[4] = await ResolveConsciousnessScoreAsync(encounterId);
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if (scores[4] is null)
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{
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var present = allValues.Count(v => v.HasValue) + 0;
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_logger.LogDebug(
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"NEWS2 incomplete for encounter {Id}: consciousness missing ({Present}/7 present)",
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encounterId, present);
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return News2Result.IncompleteParameters(present);
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}
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continue;
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}
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if (!allValues[i].HasValue)
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{
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_logger.LogDebug(
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@@ -77,23 +98,15 @@ public class News2Detector
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scores[i] = cached?.Score;
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}
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// All 7 present — compute aggregate
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var paramScores = scores.Select(s => s!.Value).ToArray();
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var totalScore = paramScores.Sum();
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var hasSingleParamThree = paramScores.Any(s => s == 3);
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var riskLevel = News2Calculator.DetermineRiskLevel(totalScore, hasSingleParamThree);
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// Persist the score to PostgreSQL
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var scoreId = await PersistScoreAsync(
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await PersistScoreAsync(
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encounterId, patientId, totalScore, riskLevel,
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paramScores, hasSingleParamThree, ct);
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_logger.LogInformation(
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"NEWS2 score {Score} ({Risk}) for encounter {Id} — components: {Components}",
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totalScore, riskLevel, encounterId,
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string.Join(",", News2Calculator.ParameterCodes.Zip(paramScores, (c, s) => $"{c}={s}")));
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// Create alert if warranted
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var alertCreated = false;
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if (riskLevel == "HIGH")
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{
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@@ -112,6 +125,29 @@ public class News2Detector
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News2Outcome.ScoreComputed, totalScore, riskLevel, alertCreated, 7, hasSingleParamThree);
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}
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private async Task<int?> ResolveConsciousnessScoreAsync(Guid encounterId)
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{
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var cache = _redis.GetDatabase();
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var gcsValues = await cache.StringGetAsync(GcsCalculator.AllComponentKeys(encounterId));
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if (gcsValues.All(v => v.HasValue))
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{
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var eye = decimal.Parse(gcsValues[0]!);
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var verbal = decimal.Parse(gcsValues[1]!);
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var motor = decimal.Parse(gcsValues[2]!);
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var total = GcsCalculator.ComputeTotal(eye, verbal, motor)!.Value;
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return News2Calculator.ScoreConsciousnessFromGcs(total);
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}
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var avpuVal = await cache.StringGetAsync(
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News2Calculator.ParameterKey(encounterId, "AVPU"));
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if (!avpuVal.HasValue)
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return null;
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var cached = JsonSerializer.Deserialize<News2CachedParam>(avpuVal!, CachedParamJsonOptions);
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return cached?.Score;
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}
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private async Task<Guid> PersistScoreAsync(
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Guid encounterId, Guid patientId,
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int totalScore, string riskLevel,
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