Table 1. Characterization of the sample of family members and patients. Porto Alegre, RS, Brazil, 2013.
| Variables | All (n=210) | IG* (n=105) | CG† (n=105) | ||
| Family members | |||||
| Age‡ | 46.4 (±14.5) | 46.58 (±14.6) | 46.2 (±14.5) | ||
| Sex. women | 145 (69.0) | 74 (70.5) | 71 (67.6) | ||
| Education | |||||
| Illiterate | 9 (4.3) | 6 (5.7) | 3 (2.9) | ||
| Up to middle school | 66 (31.4) | 35 (33.3) | 31 (29.5) | ||
| Up to high school | 59 (28.1) | 30 (28.6) | 29 (27.6) | ||
| Up to college | 76 (36.2) | 34 (32.4) | 42 (40.0) | ||
| Kinship with patient | |||||
| Son | 86 (41.0) | 39 (37.1) | 47 (44.8) | ||
| Spouse | 51 (24.3) | 29 (27.6) | 22 (21.0) | ||
| Brother | 14 (6.7) | 8 (7.6) | 6 (5.7) | ||
| Son/daughter-in-law | 14 (6.7) | 7 (6.6) | 7 (6.6) | ||
| Others | 45 (21.4) | 22 (20.9) | 23 (21.9) | ||
| Prior information about POI visit§ | 46 (21.9) | 26 (24.7) | 20 (19.0) | ||
| Patients | |||||
| Age‡ | 62.1 (±11.5) | 60.8 (±11.4) | 63.5 (±11.6) | ||
| Sex, men | 117 (55.7) | 59 (56.1) | 58 (55.2) | ||
| Type of surgery | |||||
| CABG|| | 134 (63.8) | 61 (58.1) | 73 (69.5) | ||
| Heart valve surgery | 76 (36.2) | 44 (41.9) | 32 (30.4) | ||
*IG: Intervention Group; †CG: Control Group; ‡Variable presented in mean and standard deviation; §IPO: Immediate Post-Operative; ||CABG: Coronary artery bypass grafting.