Table 3.

The results of the heterogeneity analysis.

Expourse	Outcome	method	Q	Pval
GDM	Bacterial pneumonia	MR Egger	12.801	0.172
GDM	Bacterial pneumonia	IVW	16.879	0.077
T1DM	Bacterial pneumonia	MR Egger	13.120	0.157
T1DM	Bacterial pneumonia	IVW	13.134	0.216
T2DM	Bacterial pneumonia	MR Egger	112.776	0.180
T2DM	Bacterial pneumonia	IVW	113.919	0.179
Other type of diabetes	Bacterial pneumonia	MR Egger	117.850	0.036*
Other type of diabetes	Bacterial pneumonia	IVW	119.915	0.032*