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Table 1 Other socio-demographic and clinical characteristics of the sample

From: Item response analysis of the Geriatric Anxiety Inventory among the elderly in China: dimensionality and differential item functioning test

 femalemaletotal
Marital status
 Married531 (54%)445 (46%)976 (100%)
 Unmarried2 (40%)3 (60%)5 (100%)
 Divorced43 (61%)27 (39%)70 (100%)
 Widowed206 (78%)57 (22%)263 (100%)
Education
 Primary school179 (67%)88 (33%)267 (100%)
 middle school189 (58%)135 (42%)324 (100%)
 High school140 (56%)111 (44%)251 (100%)
 College degree or above145 (45%)176 (55%)321 (100%)
 Other129 (85%)22 (15%)151 (100%)
Somatic diseases
 No diseases110 (50%)112 (50%)222 (100%)
 At least one diseases648 (62%)404 (38%)1052 (100%)
Total782 (60%)532 (40%)1314 (100%)
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