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Table 1 The t test results in terms of average values for all channels (1–42) comparing z-scores for oxyHb between patients with MCS and controls

From: Assessment of cerebral blood flow in patients with multiple chemical sensitivity using near-infrared spectroscopy—recovery after olfactory stimulation: a case–control study

Test

MCS (n = 6)

Controls (n = 6)

p value

MO (1)

0.47 (2.40)

0.66 (2.05)

0.336

Pf (2)

1.05 (2.57)

−0.11 (1.33)

<0.001*

NO (3)

0.70 (2.47)

0.73 (1.48)

0.895

JC (4)

1.41 (3.37)

0.40 (1.35)

<0.001*

Mt (5)

0.73 (3.02)

0.23 (1.08)

0.013*

Pf (6)

0.82 (3.13)

−0.03 (1.02)

<0.001*

JC (7)

0.66 (3.11)

0.63 (2.63)

0.905

NO (8)

0.13 (1.15)

0.23 (1.34)

0.407

Mt (9)

1.06 (2.93)

0.56 (2.50)

0.038*

MO (10)

0.61 (1.59)

0.01 (0.94)

<0.001*

  1. Values are expressed as means (±standard deviations). Numbers in parentheses in column 1 indicate the order of the 10 repetitions (1–10)
  2. MO mandarin orange, Pf perfume, NO non-odorant, JC Japanese cypress, Mt menthol
  3. * Significant at p < 0.05