TABLE 3.

Heterogeneity test of the Mendelian randomization analyses between leisure sedentary behavior and risk of lung cancer.

Exposures	Outcomes	Cochrane’s Q	Qdf a	p-value	I2 (%)	H statistic (95% CI)
Television watching	Lung cancer	114.88	91	0.046	21	1.124 (0.983, 1.285)
Television watching	Lung adenocarcinoma	92.76	91	0.429	2	1.010 (0.902, 1.130)
Television watching	Squamous cell lung cancer	108.60	90	0.089	17	1.098 (0.952, 1.268)
Computer use	Lung cancer	15.70	21	0.786	0	0.865 (0.624, 1.179)
Computer use	Lung adenocarcinoma	20.80	21	0.471	0	0.995 (0.730, 1.357)
Computer use	Squamous cell lung cancer	23.15	21	0.336	9	1.050 (0.828, 1.332)
Driving	Lung cancer	1.02	2	0.600	0	0.715 (0.231, 2.216)
Driving	Lung adenocarcinoma	0.45	2	0.799	0	0.473 (0.153, 1.467)
Driving	Squamous cell lung cancer	6.56	2	0.038	70	1.812 (0.979, 3.352)

^aDegree of freedom of Cochrane’s Q.