Table 2: Risk factors related to hypertension by chi-square analysis.

Variable Hypertension Non-Hypertension Total (%) OR 95% CI p-value
Subject (n) 299 1009 1308 (100) - - -
Age - - - 4.30 3.24-5.72 <0.001
At risk
(<45 y)
217 384 601 (45.9) - - -
Non-risk
(≥45 y)
82 625 707 (54.1) - - -
Sex - - - 0.68 0.52-0.90 0.008
  Female 211 628 839 (64.1) - - -
  Male 88 381 469 (35.9) - - -
BMI - - - 2.70 2.03-3.58 <0.001
  Overweight to Obese 216 495 711 (54.4) - - -
  Normal 83 514 597 (45.6) - - -
OSAS - - - 4.24 2.11-8.53 <0.001
  OSAS 18 15 33 (2.5) - - -
  Non-OSAS 281 994 1275 (97.5) - - -