Variable | Group 1 (n = 12) | Group 2 (n = 28) | Group 3 (n = 48) | F | P value | L.S.D. |
No. of B-lines before | ||||||
Mean ± SD Range | 10.17 ± 1.12 8 - 12 | 4.89 ± 0.88 3 - 6 | 4.35 ± 0.91 3 - 6 | 192.297 | 0.000** | P1 = 0.000** P2 = 0.000** P3 = 0.017* |
No. of B-lines after | ||||||
Mean ± SD Range | 4.00 ± 0.74 3 - 5 | 2.04 ± 0.58 1 - 3 | 1.88 ± 0.61 1 - 3 | 58.950 | 0.000** | P1 = 0.000** P2 = 0.000** P3 = 0.275 |
change in No. of B-lines | ||||||
Mean ± SD Range | 6.17 ± 1.27 3 - 8 | 2.86 ± 0.65 2 - 4 | 2.48 ± 0.65 1 - 4 | 115.187 | 0.000** | P1 = 0.000** P2 = 0.000** P3 = 0.039* |