Table 2.

Correlations between Linguistic Inquiry and Word Count 2001, 2007, and 2015 with human codes for classification of emotion.

Type of emotion		Human codes
		Affect	Positive	Negative	Anxiety	Anger	Sad
LIWCa 2001
	Affect	0.50b	0.38b	0.34b	0.23b	0.12b	0.17b
	Positive	−0.03b	0.47b	0.00	−0.01b	0.00	−0.01
	Negative	0.89b	0.00	0.58b	0.40b	0.20b	0.30b
	Anxiety	0.47b	0.01b	0.54b	0.74b	0.02b	−0.00
	Anger	0.33b	−0.00	0.23b	0.04b	0.49b	0.00
	Sad	0.42b	0.01	0.29b	0.00	0.00	0.52b
LIWC 2007
	Affect	0.53b	0.35b	0.32b	0.21b	0.11b	0.16b
	Positive	−0.03b	0.43b	−0.00	−0.01b	−0.00	−0.01b
	Negative	1.00c	0.00	0.55b	0.38b	0.19b	0.28b
	Anxiety	0.56b	0.01b	0.50b	0.65b	0.02b	−0.00
	Anger	0.34b	−0.01	0.19	0.00	0.46b	0.00
	Sad	0.45b	0.01c	0.28b	0.00	0.00	0.50b
LIWC 2015
	Affect	0.55b	0.36b	0.35b	0.21b	0.11b	0.15b
	Positive	−0.30	0.43b	−0.00	−0.01b	−0.00	0.01b
	Negative	1.00b	0.00	0.54b	0.37b	0.20b	0.27b
	Anxiety	0.55b	0.01b	0.49b	0.66b	0.02b	−0.00
	Anger	0.33b	−0.00	0.21b	−0.00	0.51b	0.00
	Sad	0.47b	0.01c	0.31b	0.00	0.00	0.57b

^aLIWC: Linguistic Inquiry and Word Count.

^bP<.001.