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Table 1 Results of basic characteristics according to disease duration

From: Serial T1 mapping of right ventricle in pulmonary hypertension: comparison with histology in an animal study

  Baseline 2 weeks 4 weeks 6 weeks 8 weeks
Body weight (g) 267 ± 8 311 ± 9 343 ± 7 369 ± 12 418 ± 8
P value*   0.002 0.002 0.002 0.002
P value   0.002 0.002 0.002 0.002
Hematocrit (%) 53.8 ± 2.0 54.1 ± 1.6 57.0 ± 3.0 60.1 ± 2.7 62.0 ± 2.8
P value*   0.729 0.071 0.004 0.002
P value   0.729 0.097 0.132 0.310
Heart rate (bpm) 283 ± 13 282 ± 16 285 ± 15 289 ± 13 296 ± 16
  1. Data are means ± standard deviations
  2. *Between the baseline group and each duration group
  3. Between two sequentially adjacent duration groups
  4. No significant difference seen with the Kruskall–Wallis test (P = 0.648)