Table 2. Single-point meta-analysis results summary.

Meta-analysis type	Power (%)	False-positive rate (%)	1 Causal variant found	2 Causal variants found	3 Causal variants found	4 Causal variants found	5 Causal variants found
MAF ≥0.05
P-value based	15.71	14.41	12.49	2.54	0.59	0.10	0
OR based (fixed effects)	11.02	15.51	7.02	2.93	0.88	0.20	0
OR based (random effects)	5.46	10.05	3.71	1.46	0.29	0	0
MAF <0.05
P-value based	100	71.97	19.26	42.65	30.78	6.96	0.34
OR based (fixed effects)	98.28	51.76	57.95	31.99	7.14	1.20	0
OR based (random effects)	6.45	13.93	5.76	0.69	0	0	0

Abbreviations: MAF, minor allele frequency; OR, odds ratio.