Deutsch: Trend / Español: Tendencia / Português: Tendência / Français: Tendance / Italiano: Tendenza /

In the context of quality management, a trend refers to a pattern, direction, or change in performance or quality data over time. Identifying trends is crucial for understanding how processes are performing and for making informed decisions about quality improvements. Trends can indicate improvements, deteriorations, or stable conditions in the quality of products, services, or processes, and they are often used to predict future performance and identify areas needing corrective actions or further analysis.


Trend analysis in quality management involves collecting and analyzing data to detect patterns or sequences over a specified period. This can help organizations:

  • Monitor and Control Quality: By observing trends, organizations can ensure that their processes remain within defined quality parameters and take corrective actions if trends indicate a potential move outside these limits.
  • Continuous Improvement: Trend analysis supports the principle of continuous improvement by highlighting areas of success and areas for potential improvement.
  • Predictive Analysis: Understanding past and current trends allows organizations to anticipate potential quality issues before they become significant problems.

Application Areas

  • Process Performance: Monitoring trends in process performance metrics to identify improvements or areas of concern.
  • Customer Satisfaction: Analyzing trends in customer feedback and satisfaction surveys to improve service quality.
  • Product Quality: Observing trends in product quality data, such as defect rates, to enhance manufacturing processes.

Well-Known Examples

  • Control Charts: Tools used in statistical process control (SPC) to plot data over time and identify trends within process data.
  • Customer Satisfaction Trends: Long-term analysis of customer satisfaction scores can reveal trends in customer perceptions of quality, indicating areas needing attention.

Similar Terms or Synonyms

  • Pattern
  • Direction
  • Change over time


In quality management, recognizing and analyzing trends is fundamental for maintaining and improving quality standards. By systematically tracking and interpreting trends in quality-related data, organizations can proactively manage their processes, enhance product and service quality, improve customer satisfaction, and support continuous improvement efforts. Trend analysis is a powerful tool for predictive analysis and strategic decision-making in quality management.


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