Table 5.

Minimum Required Sample Sizes for Structural Equation Models with Complete Mediation.

Method	Effect size	Standardized factor loading	Model 1			Model 2			Model 3			Model 4
			Number of indicators			Number of indicators			Number of indicators			Number of indicators
			2	3	4	2	3	4	2	3	4	2	3	4
Delta	Small	0.4	>10,000	5,010	3,450	>10,000	7,580	5,340	>10,000	>10,000	7,450	>10,000	8,930	6,000
		0.5	5,060	2,670	1,990	6,850	3,890	3,070	9,510	5,830	4,320	7,480	4,580	3,440
		0.6	2,840	1,710	1,350	3,820	2,450	2,090	5,310	3,730	2,930	4,230	2,840	2,280
		0.7	1,770	1,200	1,060	2,480	1,780	1,600	3,460	2,630	2,220	2,670	2,000	1,740
	Medium	0.4	1,650	780	530	2,100	1,090	790	3,950	2,050	1,400	2,390	1,230	870
		0.5	780	410	320	940	570	440	1,730	990	720	1,090	630	480
		0.6	430	250	210	550	350	290	910	580	440	600	400	310
		0.7	270	180	160	340	250	230	540	400	330	370	270	230
	Large	0.4	930	430	290	1,240	600	400	3,930	1,800	1,130	1,190	580	390
		0.5	420	220	160	530	290	210	1,530	760	520	510	280	200
		0.6	220	130	110	270	170	130	700	380	290	290	170	130
		0.7	160	90	80	160	110	100	370	230	180	160	110	90
Bootstrap	Small	0.4	>10,000	4,140	2,830	>10,000	6,430	4,450	>10,000	8,580	5,840	>10,000	8,020	5,320
		0.5	4,960	2,240	1,650	6,300	3,360	2,640	8,150	4,480	3,280	6,730	4,000	2,940
		0.6	3,070	1,390	1,120	3,630	2,120	1,770	4,660	2,810	2,230	3,800	2,470	2,000
		0.7	1,880	960	850	2,400	1,520	1,350	3,040	2,010	1,680	2,370	1,730	1,480
	Medium	0.4	1,300	700	510	1,870	1,020	720	3,450	1,780	1,200	2,240	1,190	830
		0.5	730	360	280	880	530	410	1,500	850	600	1,030	600	450
		0.6	450	230	190	520	320	280	800	500	390	580	370	280
		0.7	260	160	140	330	220	200	490	330	270	360	240	200
	Large	0.4	820	390	270	1,220	570	400	4,190	1,910	1,140	1,190	590	400
		0.5	330	190	150	460	270	210	1,620	760	510	480	320	210
		0.6	230	120	100	250	160	130	710	380	280	250	170	130
		0.7	130	90	70	150	110	100	360	220	170	150	110	90

Note. Effect size: The effect size of the indirect effect(s).