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Table 1 Characteristics of study groups in the application of short message service (SMS) to control blood cholesterol: a field trial

From: Application of short message service to control blood cholesterol: a field trial

Characteristics Control (No SMS) Number (%) Intervention (received SMS) Number (%)
Male 1380 (61.2) 680 (59.8)
Smoker 384 (17.0) 240 (21.1)
Diabetic 87 (3.9) 33 (3.0)
Family History
 CHDa 476 (21.1) 311 (27.3)
 Early cardiac death 165 (7.3) 111 (9.8)
Education
 Illiterate 17 (0.8) 5 (0.4)
 Up to middle school 245 (10.9) 125 (11.0)
 Up to high school 450 (20.0) 311 (27.3)
 Diploma 114 (5.1) 56 (4.9)
 College 391 (17.3) 278 (24.4)
 Bachelor or higher 192 (8.5) 106 (9.3)
 Declined to respond 846 (37.5) 257 (22.6)
Age (year ± SD)b 40.15 (±12.42) 41.99 (±9.17)
  1. aCHD, coronary heart disease; bSD, standard deviation