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Table 3 Sociodemographic and personality characteristics of participants in the ema study

From: Design and process of the EMA Cohort Study: the value of antenatal education in childbirth and breastfeeding

Variable Group A (0 sessions) n = 45 (7.3) Group B (1–4 sessions) n = 62 (10.1) Group C (≥ 5 sessions) n = 509 (82.6) TOTAL n = 616
Mean age (SD)* 28.7 (4.7) 30 (4.5) 31.6 (4) 31.2 (4.2)
Nationality*     
   Spanish 38 (84.4) 57 (91.9) 486 (95.5) 581 (94.3)
   Others 7 (15.6) 5 (8.1) 23 (4.5) 35 (5.7)
Educational level*     
   No schooling 0 (0) 0 (0) 1 (0.2) 1 (0.2)
   Primary education 5 (11.1) 7 (11.3) 5 (1) 17 (2.8)
   Lower examination 14 (31.1) 8 (12.9) 66 (13) 88 (14.3)
   Higher certificate 18 (40) 29 (46.8) 226 (44.4) 273 (44.3)
   University 8 (17.8) 18 (29) 211 (41.5) 237 (38.5)
Social class*     
   Low 31 (68.9) 28 (45.2) 216 (42.4) 275 (44.6)
   Middle 8 (17.8) 22 (35.5) 155 (30.5) 185 (30)
   High 6 (13.3) 12 (19.4) 138 (27.1) 156 (25.3)
Battery of Scales of Generalized Expectancies for Control: BEEGC     
   Contingency, mean (SD) 30.8 (4.4) 31.1 (3.5) 30.2 (4.0) 30.3 (4)
   Helplessness, mean (SD) 14.2 (7.2) 12.6 (5.9) 12.2 (5.8) 12.4 (5.9)
   Luck, mean (SD) 18.7 (7.6) 16.4 (6.5) 16.5 (6.4) 16.6 (6.5)
   Self-efficacy, mean (SD) 27.4 (3.8) 27.3 (4.9) 26.6 (4.1) 26.7 (4.2)
   Success, mean (SD) 29.2 (4.7) 29.9 (4.4) 29.1 (4.0) 29.2 (4.1)
  1. Values are numbers (percentages) of women, unless otherwise specified. n = 616.
  2. * Significant differences (p < 0.01).