Smoking index, lifestyle factors, and genomic instability assessed by single-cell gel electrophoresis: a cross-sectional study in subjects from Yucatan, Mexico

Table 2 Correlation coefficient: food versus PCA score groups

Food	Correlation coefficient^a	p	PCA group
Negative correlations
Coffee	− .269	0.015	Comet C
	− .238	0.032	Comet C-T10
	− .241	0.031	Tail C
Tea	− .244	0.028	Comet T5-T10
	− .226	0.043	Head T5
	− .236	0.034	Head T10
Sweeteners	− .259	0.020	Comet T5
Tortillas	− .235	0.036	Comet C
	− .234	0.036	Head C
	− .226	0.044	Head C-T5
Nuts	− .248	0.026	Tail T10
Positive correlations
Energizing drinks	.244	0.028	Comet C
Alcohol	.263	0.018	Head C-T5
Milk	.227	0.041	Comet T10

^aCorrelation was analyzed using two tails, Spearman, and weekly frequency consumption versus PCA scores

ISSN: 1868-7083