Table 3.

Score comparison between high-score and low-score groups (N=2000).

Item	Low-score group (n=553), mean (SD)	High-score group (n=567), mean (SD)	t test (df)	P value
1	2.21 (1.286)	5.07 (1.444)	-35.077 (1108.951)	<.001
2	2.22 (1.319)	5.00 (1.480)	-33.217 (1109.057)	<.001
3	1.90 (1.024)	4.35 (1.596)	-30.634 (967.443)	<.001
4	2.52 (1.514)	5.51 (1.165)	-36.917 (1036.226)	<.001
5	2.52 (1.536)	5.86 (1.099)	-41.765 (998.128)	<.001
6	2.45 (1.479)	5.64 (1.274)	-38.591 (1085.682)	<.001
7	2.58 (1.584)	5.63 (1.351)	-34.609 (1081.911)	<.001
8	2.62 (1.521)	5.71 (1.115)	-38.609 (1011.067)	<.001
9	2.98 (1.673)	5.76 (1.044)	-33.304 (921.158)	<.001
10	3.21 (1.802)	6.00 (0.929)	-32.446 (821.716)	<.001
11	3.29 (1.866)	5.98 (0.959)	-30.136 (819.922)	<.001
12	3.18 (1.759)	5.85 (1.093)	-30.476 (918.955)	<.001
13	2.61 (1.474)	5.57 (1.216)	-36.585 (1068.760)	<.001
16	2.20 (1.319)	5.15 (1.412)	-36.109 (1115.903)	<.001
17	1.94 (1.125)	4.65 (1.525)	-33.970 (1041.411)	<.001
18	2.05 (1.213)	4.97 (1.415)	-37.104 (1100.063)	<.001
19	1.80 (1.000)	4.02 (1.743)	-26.223 (906.649)	<.001
20	2.06 (1.245)	4.86 (1.629)	-32.421 (1057.658)	<.001