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Thematic Analysis Overview

Jun 11, 2025

Overview

This lecture explains thematic analysis as a qualitative research method, including its definition, approaches, strengths, weaknesses, and when it’s best applied.

What is Thematic Analysis?

  • Thematic Analysis (TA) is a qualitative method for identifying patterns, themes, and meanings in language-based data.
  • TA can analyze data from interviews, open-ended surveys, or social media posts (both primary and secondary sources).
  • The main goal is to extract key themes aligned with the research aims and questions.

Approaches to Thematic Analysis

  • Inductive TA: Codes and themes emerge from the data itself without pre-set categories, allowing flexibility and adjustment.
  • Deductive TA: Uses predefined codes (a priori), often based on theory or prior research; codes are fixed and outlined in a codebook.
  • Coding Reliability TA: In deductive TA, multiple researchers use the same codebook to ensure consistency and reliability.

Strengths of Thematic Analysis

  • Simple process for developing codes and themes, suitable for beginners.
  • Flexible and applicable to a wide range of topics, participant numbers, and data types.
  • Useful for research aimed at uncovering patterns in thoughts, beliefs, and opinions.

Weaknesses of Thematic Analysis

  • Results can be vague or imprecise due to TA’s flexibility and broad application.
  • May lack detail or miss subtle nuances and contradictions in the data.
  • Less suitable for research requiring high sensitivity to context or precise, nuanced understanding.

When to Use Thematic Analysis

  • Best for projects aiming to identify similarities and patterns within large or diverse data sets.
  • Appropriate when the research seeks to understand shared meanings, attitudes, or beliefs.

Key Terms & Definitions

  • Thematic Analysis (TA) β€” a method for finding themes or patterns within qualitative data.
  • Inductive Approach β€” developing codes and themes from the data itself.
  • Deductive Approach β€” applying codes developed prior to data analysis, often from theory.
  • A Priori Codes β€” codes created before data analysis, usually based on existing frameworks.
  • Codebook β€” a document outlining the definitions and scope of each code used.
  • Coding Reliability TA β€” a process to increase reliability by having multiple researchers apply the same codebook.

Action Items / Next Steps

  • Review your research aims and questions to assess if thematic analysis fits your project.
  • Explore other qualitative analysis methods for comparison.
  • If unfamiliar, study qualitative coding and writing research questions.