Table 6 Classification of relevance level.

From: Analysis of the coupled and coordinated development of sports and tourism industries and the driving factors

\({r}_{0i}\)

(0.95, 1]

(0.85, 0.95]

(0.65, 0.85]

(0.45, 0.65]

(0, 45]

Level

Extremely strong correlation

Strong correlation

Medium correlation

Weaker correlation

Extremely weak correlation