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Table 1 General Information of Study Subjects

From: Association between anthropometric measures and cardiovascular disease (CVD) risk factors in Hainan centenarians: investigation based on the Centenarian’s health study

Variables Total (N = 537) Male (N = 124) Female (N = 413) P.Value
Age 102.6 ± 2.8 102.3 ± 2.4 102.8 ± 2.9 0.060
Illiterate 87.3 58.1 95.2 <0.001
Widowed 88.8 62.9 93.5 <0.001
Han nationality 83.6 80.6 84.5 0.309
Smoker 9.9 5.6 6.1 0.048
Alcohol drinker 13.6 25.8 9.9 <0.001
Tea drinker 16.6 29.8 12.4 <0.001
No. of children 4.2 ± 2.2 4.5 ± 2.0 4.1 ± 2.3 0.027
  1. P-value from Mann-Whitney U test for age and No. of children. Chisquare test for all other categorical variables. These tests were done to compare between males and females
  2. Mean ± standard deviation presented for continuous variables