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Table 2 Comparison of System 1 and System 2: Types of clinical reasoning

From: Avoiding diagnostic errors in psychosomatic medicine: a case series study

 

Intuitive process

Analytical process

 

System 1

System 2

Examples

Heuristics

Algorithm

Pattern recognition

Hypothetical-deductive

Feature

Snapshot diagnosis

Comprehensive diagnosis

Unconscientious

Conscientious

Advantages

Faster

Scientific

Efficient

Analytical

Disadvantages

Biases

Slower