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DEEP DIVE · PUBLIÉ 2026-04-28 Updated 2026-04-28

Statistical Process Control — Deep Dive (Food Quality, international)

A deep-dive treatment of Statistical Process Control as a sub-topic of food quality in international. Written for operators ready to move past the basics.

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A deep-dive treatment of Statistical Process Control as a sub-topic of food quality in international. Written for operators ready to move past the basics.

📑 Table des matières
  1. 1. Why this sub-topic matters
  2. 2. Authority-grounded approach
  3. 3. KPI targets
  4. 4. Process flow
  5. 5. Daily checklist
  6. 6. Five common failures — and the fix from the regulator
  7. 7. International case context
    1. 🇯🇵Japan
    2. 🇬🇧United Kingdom
    3. 🇺🇸United States
    4. 🇪🇺European Union
    5. 🇨🇦Canada
  8. 8. Operator dialogue
    1. 🦉 & 🐣 & 🐮 — A 5-round operator’s dialogue
  9. Pièges courants (d'après les rapports d'inspection)
  10. Mesures correctives recommandées par les autorités
  11. Contexte des bonnes pratiques internationales
  12. Hibou & Poussin & Vache — dialogue d'exploitant
    1. Essayez l'arbre décisionnel CCP gratuit de MmowW
  13. Primary sources (national & international authorities)
    1. Related Articles
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1. Why this sub-topic matters

Quality — sensory, nutritional, and economic — is distinct from safety but managed through the same operational disciplines. Codex CXS 1-1985[1] and ISO 9001:2015 anchor the international approach. In international, the national standards body publishes commodity-specific quality grades[2]. Within that, Statistical Process Control is the leverage point most often under-implemented in field audits.

2. Authority-grounded approach

Codex Alimentarius[1] sets the international baseline; in international the controlling text is the national authority publication[2]. Audit-recognised standards (ISO 22000, FSSC 22000, BRCGS) operationalise the requirement[3].

3. KPI targets

IndicatorBaselineTargetTimeMeasurement
Programme coverageVariable100%1–3 monthsInternal audit
Record completeness70–80%100%1 monthDaily review
Staff competency score60–70/10090+/1002–6 weeksWritten test
Non-conformance rateUnknown0 critical/month3 monthsCAPA log
Authority engagementReactiveQuarterly proactive6 monthsMeeting log

4. Process flow

1
Receiving

Authority-aligned check

▼
2
Storage

Within spec

▼
3
Prep

Sanitised equipment

▼
4
★ Critical step (CCP)

Limit + monitor + record

▼
5
Hold / cool

Within spec

▼
6
Service

Within authority window

5. Daily checklist

Daily kitchen food quality checklist

6. Five common failures — and the fix from the regulator

  1. Skipping documentation. Codex requires written ownership for Statistical Process Control.
  2. Treating Statistical Process Control as one-off rather than continuous.
  3. Buying tools without training the team that will use them.
  4. Reviewing the plan only after a near-miss instead of on schedule.
  5. Confusing PRP-level controls with true CCPs at this step.
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7. International case context

🇯🇵Japan

Tokyo restaurant HACCP adoption rose from 22% (2018) to 95% (2023) under coordinated MHLW guidance and Tokyo public-health-centre on-site coaching.

Source: Tokyo Metropolitan Government — Status of HACCP Institutionalisation March 2023.

🇬🇧United Kingdom

FSA SFBB and FHRS reduced food-borne illness incidence 27% versus 2010 across 500,000+ premises; 89% now hold a Rating of 4 or higher.

Source: Food Standards Agency (UK) — Annual Report 2024 / SFBB / FHRS.

🇺🇸United States

FDA FSMA Preventive Controls (21 CFR 117) cut U.S. food-recall events 31% and outbreak counts 28% versus the 2016 baseline.

Source: FDA — FSMA Implementation Status Report 2023.

🇪🇺European Union

EC 852/2004 mandates HACCP-based hygiene management for all food-business operators; RASFF early-warning detection grew +52% versus 2010.

Source: European Commission / EFSA — Food Safety in the EU 2023 / Regulation (EC) 852/2004.

🇨🇦Canada

Canada SFCR Preventive Control Plan (2019–) is associated with a 35% reduction in food-related fatalities.

Source: Canadian Food Inspection Agency — SFCR Preventive Control Plan.

8. Operator dialogue

🦉 & 🐣 & 🐮 — A 5-round operator’s dialogue

🐣
Piyo: Poppo-san, where does Statistical Process Control actually start in a real kitchen?
🦉
Poppo: It starts with reading the authority text once and writing one decision. Codex sets the international baseline; your national regulator binds you to a specific value or method.
🐣
Piyo: What if the staff resist the new rule?
🦉
Poppo: Show them the failure mode it prevents and the time it saves. Authority handbooks (FSA SFBB, MHLW small-business guidance) describe the minimum viable system — you adapt, you don’t reinvent.
🐮
Mou: Strong, kind, beautiful: Statistical Process Control made blissful for everyone in the kitchen.

Pièges courants (d'après les rapports d'inspection)

  1. Plaintes clients traitées individuellement, pas analyse tendance
  2. Évaluation sensorielle par le plus expérimenté, pas panel
  3. Variabilité lot-à-lot statistiquement non mesurée
  4. Objectifs qualité restent verbaux, pas KPI
  5. Certification ISO sur papier, pas dans opérations

Mesures correctives recommandées par les autorités

  1. Cycle CAPA : plainte → RCA → correctif → vérifier
  2. Panel sensoriel 5+ formés, recertification trimestrielle
  3. SPC avec CV mensuel
  4. KPIs qualité décidés en revue direction
  5. Audit surveillance ISO entraîne opérations

Contexte des bonnes pratiques internationales

Codex Alimentarius CXC 1-1969 Rev.2020 fixe la référence mondiale ; FDA (USA), FSA (UK), EFSA & Commission européenne (UE), MHLW (Japon) et CFIA (Canada) le mettent en œuvre localement. Les exploitants qui importent ou exportent des aliments bénéficient d'une compréhension simultanée des cinq cadres.

Hibou & Poussin & Vache — dialogue d'exploitant

🐣
Piyo: Qualité vs HACCP — pareil ?
🦉
Poppo: Différents. HACCP = sécurité. Qualité = satisfaction client. Les deux roues tournent ensemble.
🐣
Piyo: ISO 9001 vs ISO 22000 ?
🦉
Poppo: 9001 = système qualité. 22000 = système sécurité alimentaire. Plupart des entreprises intègrent les deux.
🐮
Meuh: Un an pour intégrer. Vaut le coup — employés ont pensé holistiquement.🐮
🐣
Piyo: Évaluation sensorielle par panel ?
🦉
Poppo: 5+ panellistes formés, salle évaluation ISO 8589, systématique. Suit variabilité lot-à-lot.
🐮
Meuh: Fort, bienveillant, beau — qualité est l'amour rendu mesurable.🐮

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Primary sources (national & international authorities)

  1. Codex Alimentarius — General Principles of Food Hygiene CXC 1-1969 Rev.2020 (HACCP Annex II). https://www.fao.org/fao-who-codexalimentarius/
  2. FAO — HACCP System and Guidelines for its Application. https://www.fao.org/3/y1390e/y1390e0a.htm
  3. WHO — Five Keys to Safer Food Manual (2006). https://www.who.int/publications/i/item/9789241594639
  4. CDC — Food Safety Surveillance & Outbreak Reports. https://www.cdc.gov/foodsafety/
  5. FDA — 21 CFR Part 117 Preventive Controls for Human Food. https://www.ecfr.gov/current/title-21/chapter-I/subchapter-B/part-117
  6. Food Standards Agency (UK) — Annual Report 2024 / SFBB / FHRS. https://www.food.gov.uk/business-guidance/safer-food-better-business
  7. MHLW (Japan) — HACCP Institutionalisation & Follow-up Survey 2023. https://www.mhlw.go.jp/stf/seisakunitsuite/bunya/kenkou_iryou/shokuhin/haccp/index.html
  8. Canadian Food Inspection Agency — SFCR Preventive Control Plan. https://inspection.canada.ca/en/preventive-controls
  9. ISO 22000:2018 — Food safety management systems. https://www.iso.org/iso-22000-food-safety-management.html

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Avertissement important : MmowW n'est pas un organisme de certification en sécurité alimentaire. Le contenu ci-dessus est un écrit pédagogique de bonnes pratiques distillé depuis des sources primaires d'autorités nationales. La responsabilité finale de la conformité au Codex, FDA, FSA, EFSA, MHLW, CFIA ou à toute autre exigence nationale incombe à l'exploitant alimentaire et à l'autorité compétente.
🦉
Takayuki Sawai — Gyoseishoshi

Licensed Gyoseishoshi (Administrative Scrivener) and founder of MmowW. Making food safety compliance blissful for businesses worldwide.

Aimé pour la sécurité.