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Table 5 Binary logistic regression analysis on the risk factors and measurement frequency among urban elderly (n = 1107)

From: Rural–urban difference in blood pressure measurement frequency among elderly with hypertension: a cross-sectional study in Shandong, China

  Measurement frequency Univariate model Adjusted model
0 1 95% CI P 95% CI P
Age      NA  
 65–69 118 (36.2) 208 (63.8) 1.0    
 70–74 101 (33.9) 197 (66.1) 1.128(0.833–1.528) 0.436   
 75–79 61 (35.7) 110 (64.3) 1.171(0.830–1.650) 0.368   
 ≥ 80 45 (42.9) 60 (57.1) 0.888(0.598–1.319) 0.557   
Gender      NA  
 Male 148 (34.9) 276 (65.1) 1.0    
 Female 177 (37.2) 299 (62.8) 1.157(0.886–1.511) 0.284   
Marital status
 Single 84 (44.2) 106 (55.8) 1.0   1.0  
 Married 241 (33.9) 469 (66.1) 1.406(1.024–1.931) 0.035 1.367(1.017–1.837) 0.038
Education level
 No formal education 65 (46.1) 76 (53.9) 1.0   1.0  
 Primary education 106 (39.3) 164 (60.7) 1.137(0.780–1.657) 0.505 1.144(0.797–1.644) 0.466
 secondary or above 154 (31.5) 335 (68.5) 1.714(1.157–2.539) 0.007 1.730(1.217–2.460) 0.002
Personal income (RMB)      NA  
 0~2500 10 (38.5) 16 (61.5) 1.0    
 2500~5000 29 (47.5) 32 (52.5) 0.614(0.267–1.415) 0.252   
 5000~10,000 85 (40.3) 126 (59.7) 0.731(0.345–1.547) 0.412   
 10,000~20,000 114 (34.5) 216 (65.5) 0.828(0.393–1.742) 0.618   
 ≥ 20,000 87 (32.0) 185 (68.0) 0.921(0.433–0.297) 0.831   
Self-rated health
 Bad 105 (36.5) 183 (63.5) 1.0   1.0  
 Moderate 158 (38.3) 254 (61.7) 0.727(0.549–0.963) 0.026 0.743(0.565–0.977) 0.034
 Good 62 (31.0) 138 (69.0) 1.093(0.774–1.544) 0.614 1.121(0.799–1.572) 0.509
Medication frequency
 On time 252 (32.6) 522 (67.4) 1.0   1.0  
 Occasional 55 (56.7) 42 (43.3) 0.433(0.297–0.631) < 0.001 0.426(0.294–0.619) < 0.001
 Never 18 (62.1) 11 (37.9) 0.378(0.195–0.735) 0.004 0.374(0.193–0.725) 0.004
Blood pressure level currently
 Abnormal/unsure 194 (32.3) 407 (67.7) 1.0   1.0  
 Normal 131 (43.8) 168 (56.2) 1.474(1.143–1.901) 0.003 1.484(1.154–1.909) 0.002
Accepting health care professionals’ guidance
 Yes 188 (32.1) 398 (67.9) 1.0   1.0  
 No 137 (43.6) 177 (56.4) 0.635(0.493–0.819) < 0.001 0.643(0.500–0.827) 0.001
  1. Note: The italic entries mean that these results were statistically significant (P<0.05)
  2. NA not applicable