The influence of different types of unitization strategies on the item recognition comprising the unitized association tasks in both younger and older adults

doi:10.3724/SP.J.1041.2024.01015

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WANG Baoxi, WANG Xuejing, JIN Zhaohui, CHENG Chen, XIANG Ling. (2024). The influence of different types of unitization strategies on the item recognition comprising the unitized association tasks in both younger and older adults. Acta Psychologica Sinica, 56(8), 1015-1030.

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URL: https://journal.psych.ac.cn/acps/EN/10.3724/SP.J.1041.2024.01015

https://journal.psych.ac.cn/acps/EN/Y2024/V56/I8/1015

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Table 1 Hits rate, d ', β, and RT for item recognition in younger and older adults, under compounds and unrelated words, Mean (SD)

statistical index	older			younger
statistical index	compounds words	unrelated words	new words	compounds words	unrelated words	new words
Hits	0.77 (0.13)	0.71 (0.12)	0.68 (0.13)	0.82 (0.13)	0.82 (0.16)	0.78 (0.07)
d′	1.38 (0.34)	1.17 (0.34)		1.88 (0.53)	1.98 (0.74)
β	0.95 (0.38)	1.05 (0.39)		0.98 (0.30)	0.94 (0.36)
RT	995 (165)	1006 (219)	1221 (205)	885 (98)	858 (100)	1063 (144)

Table 1 Hits rate, d ', β, and RT for item recognition in younger and older adults, under compounds and unrelated words, Mean (SD)

statistical index	older			younger
statistical index	compounds words	unrelated words	new words	compounds words	unrelated words	new words
Hits	0.77 (0.13)	0.71 (0.12)	0.68 (0.13)	0.82 (0.13)	0.82 (0.16)	0.78 (0.07)
d′	1.38 (0.34)	1.17 (0.34)		1.88 (0.53)	1.98 (0.74)
β	0.95 (0.38)	1.05 (0.39)		0.98 (0.30)	0.94 (0.36)
RT	995 (165)	1006 (219)	1221 (205)	885 (98)	858 (100)	1063 (144)

Table 2 Hits, FAs and d 'for associative recognition in younger and older adults, under compounds and unrelated words, Mean (SD)

statistical index	older		younger
statistical index	compounds words	unrelated words	compounds words	unrelated words
Hits	0.79 (0.07)	0.75 (0.15)	0.74 (0.09)	0.69 (0.16)
FAs	0.45 (0.17)	0.59 (0.21)	0.24 (0.09)	0.16 (0.10)
d′	0.98 (0.08)	0.52 (0.15)	1.40 (0.07)	1.65 (0.14)

Table 2 Hits, FAs and d 'for associative recognition in younger and older adults, under compounds and unrelated words, Mean (SD)

statistical index	older		younger
statistical index	compounds words	unrelated words	compounds words	unrelated words
Hits	0.79 (0.07)	0.75 (0.15)	0.74 (0.09)	0.69 (0.16)
FAs	0.45 (0.17)	0.59 (0.21)	0.24 (0.09)	0.16 (0.10)
d′	0.98 (0.08)	0.52 (0.15)	1.40 (0.07)	1.65 (0.14)

Figure1. Frontal and parietal old/new effects and topography in younger adults under compound and unrelated words conditions.

Figure1. Frontal and parietal old/new effects and topography in younger adults under compound and unrelated words conditions.

Figure2. Frontal and parietal old/new effects and topography in older adults under compound and unrelated words conditions.

Figure2. Frontal and parietal old/new effects and topography in older adults under compound and unrelated words conditions.

Table 3 Hits rate, FAs, d', β, RT-old and RT-new for item recognition in younger and older adults under definition and sentence condition, Mean (SD)

Statistical index	older		younger
Statistical index	definition	sentence	definition	sentence
Hits	0.71 (0.14)	0.72 (0.14)	0.81 (0.10)	0.76 (0.09)
FAs	0.20 (0.12)	0.15 (0.10)	0.15 (0.08)	0.14 (0.06)
d′	1.55 (0.36)	1.76 (0.35)	2.06 (0.70)	1.87 (0.38)
β	1.64 (1.25)	2.39 (3.14)	1.27 (0.50)	1.53 (0.69)
RT−old	1023 (187)	1030 (208)	840 (106)	866 (122)
RT−new	1129 (186)	1117 (180)	901 (140)	889 (140)

Table 3 Hits rate, FAs, d', β, RT-old and RT-new for item recognition in younger and older adults under definition and sentence condition, Mean (SD)

Statistical index	older		younger
Statistical index	definition	sentence	definition	sentence
Hits	0.71 (0.14)	0.72 (0.14)	0.81 (0.10)	0.76 (0.09)
FAs	0.20 (0.12)	0.15 (0.10)	0.15 (0.08)	0.14 (0.06)
d′	1.55 (0.36)	1.76 (0.35)	2.06 (0.70)	1.87 (0.38)
β	1.64 (1.25)	2.39 (3.14)	1.27 (0.50)	1.53 (0.69)
RT−old	1023 (187)	1030 (208)	840 (106)	866 (122)
RT−new	1129 (186)	1117 (180)	901 (140)	889 (140)

Table 4 Hits rate, FAs and d' for associative recognition in younger and older adults under definition and sentence condition, Mean (SD)

Statistical index	older		younger
Statistical index	definition	sentence	definition	sentence
Hits	0.77 (0.14)	0.67 (0.22)	0.81 (0.16)	0.81 (0.14)
FAs	0.53 (0.13)	0.57 (0.21)	0.20 (0.13)	0.17 (0.14)
d′	0.75 (0.53)	0.26 (0.77)	2.17 (0.96)	2.04 (0.84)

Table 4 Hits rate, FAs and d' for associative recognition in younger and older adults under definition and sentence condition, Mean (SD)

Statistical index	older		younger
Statistical index	definition	sentence	definition	sentence
Hits	0.77 (0.14)	0.67 (0.22)	0.81 (0.16)	0.81 (0.14)
FAs	0.53 (0.13)	0.57 (0.21)	0.20 (0.13)	0.17 (0.14)
d′	0.75 (0.53)	0.26 (0.77)	2.17 (0.96)	2.04 (0.84)

Figure 3. Frontal and parietal old/new effects and topography in younger adults under definition and sentence conditions.

Figure 3. Frontal and parietal old/new effects and topography in younger adults under definition and sentence conditions.

Figure 4. Frontal and parietal old/new effects and topography in older adults under definition and sentence conditions.

Figure 4. Frontal and parietal old/new effects and topography in older adults under definition and sentence conditions.

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