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Table 4 Odds ratios of diabetes and hypertension among workplace policyholders in their 40s and 50s by enterprise size (2006–2013)

From: The current condition of the workers’ general health examination in South Korea: a retrospective study

  Diabetes Hypertension
40s 50s 40s 50s
Year Enterprise size (no. of employees) OR 95% CI OR 95% CI OR 95% CI OR 95% CI
2006
  ≥ 300 1.0 (ref)   1.0 (ref)   1.0 (ref)   1.0 (ref)  
 50 ~ 299 1.071 (1.04 – 1.102) 1.022 (0.999 – 1.045) 1.093 (1.071 – 1.114) 1.041 (1.026 – 1.057)
  < 50 1.204 (1.171 – 1.238) 1.07 (1.046 – 1.093) 1.259 (1.236 – 1.283) 1.108 (1.092 – 1.124)
2007
  ≥ 300 1.0 (ref)   1.0 (ref)   1.0 (ref)   1.0 (ref)  
 50 ~ 299 1.169 (1.132 – 1.207) 1.107 (1.082 – 1.133) 1.163 (1.138 – 1.188) 1.062 (1.046 – 1.078)
  < 50 1.253 (1.216 – 1.29) 1.129 (1.105 – 1.153) 1.346 (1.321 – 1.373) 1.155 (1.14 – 1.171)
2008
  ≥ 300 1.0 (ref)   1.0 (ref)   1.0 (ref)   1.0 (ref)  
 50 ~ 299 1.041 (1.012 – 1.071) 1.036 (1.016 – 1.057) 1.107 (1.088 – 1.127) 1.036 (1.024 – 1.049)
  < 50 1.168 (1.138 – 1.199) 1.074 (1.055 – 1.094) 1.264 (1.243 – 1.285) 1.116 (1.103 – 1.129)
2009
  ≥ 300 1.0 (ref)   1.0 (ref)   1.0 (ref)   1.0 (ref)  
 50 ~ 299 0.555 (0.543 – 0.567) 0.955 (0.939 – 0.971) 0.837 (0.826 – 0.849) 1.011 (1.001 – 1.022)
  < 50 0.615 (0.604 – 0.627) 0.976 (0.962 – 0.991) 0.898 (0.887 – 0.909) 1.052 (1.042 – 1.062)
2010
  ≥ 300 1.0 (ref)   1.0 (ref)   1.0 (ref)   1.0 (ref)  
 50 ~ 299 0.907 (0.888 – 0.926) 1.028 (1.013 – 1.044) 1.071 (1.057 – 1.085) 1.037 (1.027 – 1.047)
  < 50 0.97 (0.952 – 0.988) 1.058 (1.044 – 1.072) 1.131 (1.118 – 1.144) 1.068 (1.059 – 1.077)
2011
  ≥ 300 1.0 (ref)   1.0 (ref)   1.0 (ref)   1.0 (ref)  
 50 ~ 299 1.124 (1.121 – 1.128) 1.097 (1.095 – 1.099) 1.085 (1.071 – 1.099) 1.065 (1.055 – 1.075)
  < 50 2.535 (2.483 – 2.588) 1.996 (1.971 – 2.022) 1.114 (1.102 – 1.127) 1.078 (1.069 – 1.088)
2012
  ≥ 300 1.0 (ref)   1.0 (ref)   1.0 (ref)   1.0 (ref)  
 50 ~ 299 1.052 (1.031 – 1.074) 1.063 (1.048 – 1.078) 1.071 (1.058 – 1.084) 1.062 (1.052 – 1.071)
  < 50 1.098 (1.078 – 1.119) 1.048 (1.035 – 1.061) 1.113 (1.101 – 1.126) 1.069 (1.06 – 1.077)
2013
  ≥ 300 1.0 (ref)   1.0 (ref)   1.0 (ref)   1.0 (ref)  
 50 ~ 299 1.047 (1.026 – 1.069) 1.109 (1.093 – 1.125) 1.063 (1.05 – 1.076) 1.087 (1.077 – 1.096)
  < 50 1.082 (1.063 – 1.102) 1.082 (1.068 – 1.096) 1.087 (1.075 – 1.1) 1.092 (1.083 – 1.101)