Skip to main content

Table 5 Association of α-T with lung spirometry (within quartiles of γ-tocopherol) at year 0 of CARDIA

From: The vitamin E isoforms α-tocopherol and γ-tocopherol have opposite associations with spirometric parameters: the CARDIA study

Quartiles of γ-T N Difference in FEV1per 10 μM α-T P value Difference in FVC per 10 μM α-T P value Difference in FEV1/FVC (%) per 10 μM α-T P value
(μM) β β β
A BLACKS
0.00-3.59 375 73.8 0.03* 62.3 0.11 # 0.6 0.20
3.60-4.69 432 -55.7 0.29 1.0 0.99 -1.3 0.05*
4.70-5.99 442 60.7 0.24 37.8 0.52 0.7 0.33
6.00-68.35 547 25.2 0.49 43.8 0.31 -0.3 0.55
B WHITES
0.00-3.59 538 -13.1 0.53 19.6 0.44 -0.6 0.04*
3.60-4.69 451 27.3 0.44 -18.1 0.65 -0.2 0.64
4.70-5.99 463 10.2 0.79 22.1 0.64 -0.1 0.80
6.00-68.35 358 37.0 0.34 84.4 0.05* -0.7 0.18
C ALL PARTICIPANTS
0.00-3.59 913 11.8 0.51 29.9 0.16 -21.7 0.39
3.60-4.69 883 -33.8 0.24 -12.8 0.70 -0.5 0.20
4.70-5.99 905 24.9 0.42 17.9 0.63 0.3 0.51
6.00-68.35 905 20.7 0.43 50.7 0.10 # -0.5 0.16
  1. Nonasthmatics, Year 0 of CARDIA (Adjustments: center, age, age2, height, height2, sex, BMI, smoking status).
  2. *and boldface, significant; #and boldface, trend.