Table 6 Mann–Whitney U test of association between quality of life and PTSS
Variable | PTSS absent Mean Rank (Median) Baseline | PTSS present Mean Rank (Median) Baseline | Df = 1 MWU Value Z (Sig) | PTSS absent Mean Rank (Median) 3 months | PTSS present Mean Rank (Median) 3 months | Df = 1 MWU Value Z (Sig) | PTSS absent Mean Rank (Median) 6 months | PTSS present Mean Rank (Median) 6 months | Df = 1 MWU Value Z (Sig) |
|---|---|---|---|---|---|---|---|---|---|
Physical Well-Being | 124(21) | 100(18) | 4913–2.67 0.01 | 110(12) | 117.2(14) | 6760–0.83  < 0.001 | 88.4(21) | 96.3(19) | 3801–1.26 0.06 |
Social Well-Being | 119(16) | 108(14) | 5581–1.30 0.20 | 114.2(18) | 111.4(17) | 6007–0.31 0.76 | 89(16) | 96(14) | 3839–0.89 0.37 |
Emotional Well-Being | 133(20) | 86(13) | 3647–5.29  < 0.001 | 125(14) | 96.3(11) | 4584–3.28  < 0.001 | 110(13) | 71.4(10) | 2429–4.86  < 0.001 |
Functional Well-Being | 125(13) | 99(11) | 4831–2.84 0.01 | 119.2(13) | 104.4(13) | 5345–1.69 0.09 | 98(19) | 85(13) | 3551–1.71 0.07 |
Breast Cancer Subscale | 133(26) | 87(23) | 3716–5.15  < 0.001 | 109(22) | 119.3(23) | 5570–1.30 0.20 | 98.1(20) | 84.8(21) | 3557–1.69 0.08 |
Total Quality of Life | 132(94) | 88(76) | 3785–4.91  < 0.001 | 124(79) | 98.3(75) | 4775–2.57  < 0.001 | 100(80) | 83(71) | 3412–2.09  < 0.001 |