Research Article

Cold Hypersensitivity in the Hands and Feet May Be Associated with Functional Dyspepsia: Results of a Multicenter Survey Study

Figure 2

Comparison of the propensity score between the CHHF group and non-CHHF group before and after propensity matching. (a) Propensity score before matching; (b) propensity score after matching. CHHF: cold hypersensitivity in the hands and feet; non-CHHF: noncold hypersensitivity in the hands and feet.
(a)
(b)