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. 2018 Jun 30;18:79. doi: 10.1186/s12871-018-0534-4

Fig. 2.

Fig. 2

The result is the pooled estimate of the 5 included studies by random effect model. RR: rate ratios. There was a statistically significant association pooled (RR = 2.04, 95% CI: 1.16–3.59, p = 0.01; I2 = 71%, p = 0.008, Power = 1.0) between obesity and risk of DI