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Table 2 Incidence of IADL disability in the Training and Validation Cohorts

From: A web-based dynamic Nomogram for predicting instrumental activities of daily living disability in older adults: a nationally representative survey in China

  Training Cohort Validation Cohort
Variables IADL disability IADL-Independent IADL disability IADL-Independent
Age (years)     
60 ~ 212 (29.2%) 1810 (44.5%) 10 (21.3%) 133 (41.0%)
65 ~ 159 (21.9%) 1050 (25.8%) 13 (27.7%) 90 (27.8%)
70 ~ 165 (22.7%) 684 (16.8%) 8 (17.0%) 61 (18.8%)
75 ~ 191 (26.3%) 520 (12.8%) 16 (34.0%) 40 (12.3%)
Gender     
Male 344 (47.3%) 2164 (53.2%) 23 (48.9%) 169 (52.2%)
Female 383 (52.7%) 1900 (46.8%) 24 (51.1%) 155 (47.8%)
Overall 727 (15.2%) 4064 (84.8%) 47 (12.7%) 324 (87.3%)