Table 2.

T-test results for UTR length differences in all four stress conditions

5' UTRsa
	Up v Down		Up v All		Down v All
	longer/shorter	P-value	longer/shorter	P-value	longer/shorter	P-value
Amino Acid	Longer	<10-3	Longer	<10-3	Shorter	<10-3
Butanol	Longer	<10-5	Longer	0.007	Shorter	<10-3
0.2 mM Peroxide	Longer	0.001	Longer	0.010	Shorter	<10-3
2 mM Peroxide	Longer	0.437	Longer	0.685	Shorter	0.413
3' UTRsb
	Up v Down		Up v All		Down v All
	longer/shorter	P-value	longer/shorter	P-value	longer/shorter	P-value
Amino Acid	Longer	0.430	Longer	0.248	Longer	0.091
Butanol	Longer	0.003	Longer	<10-4	Shorter	0.078
0.2 mM Peroxide	Shorter	0.140	Shorter	0.160	Longer	0.355
2 mM Peroxide	Shorter	0.005	Shorter	0.013	Longer	<10-3

^a calculations were performed between the stress response gene subsets cross-referenced with all 4,129 5' TSS mapped genes.

^b calculations were performed between the stress response gene subsets cross-referenced with the 2,044 3' UTR defined in [23].