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Table 5 Major outcome variables before and after intervention in two groups

From: Effects of a mental health promotion intervention on mental health of Iranian female adolescents: a school-based study

Variables Groups Totala After Intervention, n (%) p-value*
Low Average High
Life satisfaction
Before intervention
Experimental
(n = 145, 100%)
     
 Low 52 (36.1) 26 (18.1) 17 (11.8) 9 (6.2) < 0.001
 Average 51 (35.5) 10 (6.9) 20 (13.8) 21 (14.8)
 High 42 (28.4) 1 (0.7) 9 (6.3) 32 (21.4)
 Totalb 37 (25.7) 46 (31.9) 62 (42.4)  
Control
(n = 139, 100%)
     
 Low 49 (35.3) 27 (19.4) 8 (5.8) 14 (10.1) 0.22
 Average 39 (28) 12 (8.6) 17 (12.2) 10 (7.2)
 High 51 (36.7) 1 (0.7) 9 (6.5) 41 (29.5)
 Totalb 40 (28.7) 34 (24.5) 65 (36.8)  
Happiness
Before intervention
Experimental
(n = 145, 100%)
     
 Low 47 (32.4) 23 (15.8) 14 (9.7) 10 (6.9) < 0.001
 Average 57 (39.4) 7 (4.8) 20 (13.8) 30 (20.7)
 High 41 (28.2) 6 (4.1) 8 (5.5) 27 (18.6)
 Totalb 36 (24.7) 42 (29) 57 (46)  
Control
(n = 139, 100%)
     
 Low 48 (53.7) 30 (21.6) 8 (5.8) 10 (7.2) 0.09
 Average 41 (29.5) 9 (6.5) 17 (12.2) 15 (10.8)
 High 50 (36) 4 (2.9) 7 (5.0) 39 (28.1)
 Totalb 43 (31) 32 (23) 64 (46.1)  
Self-efficacy
Before intervention
Experimental
(n = 145, 100%)
     
 Low 49 (33.7) 36 (24.7) 9 (6.2) 4 (2.8) 0.59
 Average 56 (38.8) 17 (11.7) 26 (17.8) 13 (9.3)
 High 40 (27.5) 2 (1.4) 12 (8.3) 26 (17.9)
 Totalb 55 (37.8) 47 (32.3) 43 (30)  
Control
(n = 139, 100%)
     
 Low 55 (39.6) 34 (24.5) 17 (12.2) 4 (2.9) 0.35
 Average 42 (30.1) 12 (8.6) 18 (12.9) 12 (8.6)
 High 42 (30.3) 4 (2.9) 9 (6.5) 29 (20.9)
 Totalb 50 (36) 44 (31.6) 45 (32.4)  
Hopefulness
Before intervention
Experimental
(n = 145, 100%)
     
 Low 53 (36.5) 36 (24.8) 7 (4.8) 10 (6.9) 1.00
 Average 44 (31.3) 15 (10.3) 12 (8.3) 17 (11.7)
 High 48 (33.1) 8 (5.5) 10 (6.9) 30 (20.7)
 Totalb 59 (40.6) 29 (20) 57 (39.3)  
Control
(n = 139, 100%)
     
 Low 49 (35.3) 37 (26.6) 8 (5.8) 4 (2.9) 0.62
 Average 47 (33.9) 19 (13.7) 9 (6.5) 19 (13.7)
 High 43 (30.9) 6 (4.3) 11 (7.9) 26 (18.7)
 Totalb 62 (44.6) 28 (20.2) 49 (35.3)  
Stress
Before intervention
Experimental
(n = 145, 100%)
     
 Low 64 (44.1) 45 (31.0) 11 (7.6) 8 (5.5) 0.21
 Average 40 (27.6) 21 (14.5) 4 (2.8) 15 (10.3)
 High 41 (28.2) 17 (11.7) 8 (5.5) 16 (11.0)
 Totalb 83 (57.2) 23 (15.9) 39 (26.9)  
Control
(n = 139, 100%)
     
 Low 58 (41.7) 41 (29.5) 16 (11.5) 1 (0.7) 0.11
 Average 37 (26.6) 17 (12.2) 10 (7.2) 10 (7.2)
 High 44 (31.7) 16 (11.5) 8 (5.8) 20 (14.4)
 Totalb 74 (53.2) 34 (24.5) 31 (22.3)  
  1. * p-value based on the sign test; a this column shows the number (%) of students with low, average and high levels of the outcomes before intervention; b these rows show the number (%) of students with low, average and high levels of the outcomes after intervention