Table 4

SF-12 scores at baseline and annual follow-up

SF-12 summary measureNormal baseline scan (n=739)Indeterminate or suspicious nodule on baseline scan (n=119)
MeanSD95% CI for Mean diffMeanSD95% CI for Mean diff
SF-12 Physical Health Score
 Annual follow-up43.0711.3944.3410.30
 Difference (follow-up—baseline)−0.87* 6.49−1.34 to −0.400.647.63−0.74 to –2.03
SF-12 Mental Health Score
 Annual follow-up54.939.1255.637.78
 Difference (follow-up—baseline)−0.116.61−0.59 to –0.360.217.16−1.09 to –1.51
  • *Significant difference in baseline and first annual follow summary scores (p<0.05) using a paired t-test.