Table 3 Contractile reserve to SE (CR+) and responders to CRT (CRT+) of the studies included in the analysis
| Â | CR+ CRT+ | CR+ CRT- | CR- CRT+ | CR- CRT- | CR+ | CRT+ |
|---|---|---|---|---|---|---|
Da Costa A [8] | 28 (42%) | 6 (9%) | 19 (28%) | 14 (21%) | 34 (51%) | 47 (70%) |
Rocchi G [9] | 41 (64%) | 5 (8%) | 2 (3%) | 16 (25%) | 46 (72%) | 43 (67%) |
Ciampi Q [10] | 29 (49%) | 13 (22%) | 5 (8%) | 12 (20%) | 42 (71%) | 34 (59%) |
Lancellotti P [11] | 27 (53%) | 4 (8%) | 3 (6%) | 17 (33%) | 31 (61%) | 30 (59%) |
Senechal M [12] | 30 (61%) | 1 (2%) | 1 (2%) | 17 (35%) | 31 (63%) | 31 (63%) |
Chaundry FA [13] | 29 (54%) | 13 (24%) | 2 (4%) | 10 (19%) | 42 (78%) | 31 (58%) |
Altman RK [14] | 13 (42%) | 7 (23%) | 3 (10%) | 8 (26%) | 20 (65%) | 16 (52%) |
Gasparini M [15] | 144 (71%) | 22(11%) | 16 (8%) | 22 (11%) | 166 (81%) | 160 (79%) |
Pugliese M [16] | 37 (36%) | 14 (14%) | 23 (23%) | 28 (27%) | 51 (50%) | 60 (59%) |
Mizia-Stec K [17] | 62 (48%) | 5 (4%) | 42 (33%) | 20 (16%) | 67 (52%) | 104 (81%) |
Murin P [18] | 22 (43%) | 3 (6%) | 6 (12%) | 20 (39%) | 25 (49%) | 28 (55%) |
Total value (%) | 462 (52%) | 93 (11%) | 122 (14%) | 184 (21%) | 555 (63%) | 584 (66%) |