Table 3.

Top salient n-grams (n=1,2,3) for support expressions in treatment and control data sets (SAGE analysis [70]).

Salient in treatment (2020)		Salient in control (2019)
Keyword	SAGEa,b	Keyword	SAGEc
lord	7.93	hospitality	–2.86
fauci	6.70	duke	–2.51
ventilators	6.59	shift supervisor	–2.24
quarantine	6.47	tampa	–2.21
securityofficer	6.11	advisor	–1.95
n95	5.53	customerservice	–1.92
hope staying safe	5.36	investigation	–1.89
ppe	5.25	manager retail	–1.87
wearing masks	5.20	traffic	–1.87
uncertain times	5.16	muslim	–1.86
healthcare workers	5.01	store manager	–1.85
furloughed	5.00	tickets	–1.85
asymptomatic	4.95	playoffs	–1.83
people quarantine	4.90	cubs	–1.82
fighting stigma	4.82	border	–1.81
staysafe	4.67	cashier	–1.79
food bills	4.66	springfield	–1.79
disinfectant	4.64	delay	–1.76
hand sanitizer	3.08	barista store	–1.76
clorox	3.03	boston	–1.76
medical supplies	2.97	counter	–1.75
trying times	2.89	barista	–1.74
risking lives	2.87	columbia	–1.73
stockpile	2.86	meeting retail	–1.73
father passed	2.36	informational meeting	–1.73
hoarding	2.31	stlouis	–1.72
mask	2.31	marvel	–1.70
medical professionals	2.27	marketing	–1.68
losing jobs	2.27	server	–1.67
toilet paper	2.05	accident	–1.64

^aSAGE: Sparse Additive Generative Model.

^bPositive SAGE scores indicated greater saliency in the treatment (2020) data.

^cNegative SAGE scores indicated greater saliency in the control (2019) data.