Table 3.
Changes in health screening variables: post-quake values minus baseline
| Variables | Total cohort | Tsunami group | Radiation group | p valuea |
|---|---|---|---|---|
| Physical examination |
|
|
|
|
| Body weight (kg) |
+0.6 (-1.0, +2.4)‡ |
+0.8 (-1.1, +2.7)‡ |
+0.3 (-1.0, +2.0) |
n.s. |
| BMI (kg/m2) |
+0.2 (-0.5, +0.9)† |
+0.2 (-0.6, +0.9) |
+0.2 (-0.4, +0.7) |
n.s. |
| Waist circumference (cm) |
+1.5 (-2.0, +3.9)‡ |
+0.5 (-3.4, +3.2) |
+2.1 (-0.1, +4.5)‡ |
0.03 |
| Systolic blood pressure (mmHg) |
+2 (-10, +12) |
+2 (-10, +10) |
+4 (-4, +13)‡ |
0.03 |
| Diastolic blood pressure (mmHg) |
-2 (-7, +6) |
-2 (-10, +4)‡ |
+2 (-3, +8)‡ |
<0.001 |
| Laboratory examination |
|
|
|
|
| HbA1c (%) |
+0.2 (0.0, +0.3)‡ |
+0.3 (+0.1, +0.4)‡ |
0.0 (-0.1, +0.1) |
<0.001 |
| HDL cholesterol (mmol/L) |
-0.03 (-0.13, +0.13)† |
-0.05 (-0.16, +0.10) |
0.00 (-0.10, +0.18) |
n.s. |
| LDL cholesterol (mmol/L) |
-0.03 (-0.31, +0.26) |
-0.04 (-0.31, +0.23) |
+0.05 (-0.31, +0.52) |
n.s. |
| Triglyceride (mmol/L) |
+0.03 (-0.21, +0.36) |
+0.17 (-0.45, 0.92)† |
-0.01 (-0.30, +0.27) |
n.s. |
| Treatment status |
|
|
|
|
| Periodic clinic visits, new |
29 (14.5) |
9 (8.3) |
20 (21.7) |
0.007 |
| Periodic clinic visits, discontinuation | 7 (3.5) | 3 (2.8) | 4 (4.3) | n.s. |
Median of change (interquartile range) or number (percentage) are shown.
n.s., not significant.
a Mann–Whitney U or Pearson chi-square tests were performed to compare numerical data or proportions between the tsunami and radiation groups, respectively.
†p < 0.05 and ‡p < 0.01 for paired comparison between pre-quake and post-quake values using Wilcoxon matched-pair signed-rank test (Additional file 3: Table S2).
BMI, body mass index; HDL, high-density lipoprotein; LDL, low-density lipoprotein.