Items | NERD | RH | Independent-sample t-test or χ 2 test |
---|---|---|---|
n = 111 | n = 92 | ||
Age (mean ± SD, years) | 58.8 ± 10.4 | 51.1 ± 12.8 | P < 0.001 |
Male/Female, n | 51/60 | 44/48 | P = 0.789 |
LESP (mean ± SD, mmHg) | 15.3 ± 8.9 | 19.3 ± 23.3 | P = 0.122 |
LESL (mean ± SD, cm) | 3.9 ± 1.6 | 3.7 ± 0.7 | P = 0.343 |
LESRP (mean ± SD, mmHg) | 4.3 ± 4.0 | 4.6 ± 4.3 | P = 0.564 |
IRP (mean ± SD, mmHg) | 7.5 ± 4.8 | 7.9 ± 5.2 | P = 0.485 |
UESP (mean ± SD, mmHg) | 73.2 ± 29.6 | 82.1 ± 35.9 | P = 0.054 |
DEA (mean ± SD, mmHg) | 65.5 ± 36.7 | 64.0 ± 32.9 | P = 0.756 |
DCI (mean ± SD, mmHg∙s∙cm) | 751.9 ± 856.2 | 661.9 ± 961.7 | P = 0.482 |
Ineffective oesophageal motility n (%) | 55(49.5) | 38(41.3) | P = 0.241 |
Fragmented peristalsis % | 6(5.4) | 9(9.8) | P = 0.235 |
Total bolus transit time (s) | 6.3 ± 1.3 | 6.5 ± 1.3 | P = 0.119 |
Complete bolus transit rate (%) | 76.1 ± 33.0 | 73.1 ± 32.0 | P = 0.224 |
Hiatus hernia n(%) | 10(9.0) | 8(8.6) | P = 0.938 |