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Fig. 1 | Chinese Journal of Cancer

Fig. 1

From: Potential factors associated with clinical stage of nasopharyngeal carcinoma at diagnosis: a case–control study

Fig. 1

Visualization of the coordinates of wealth variables included in the multiple correspondence analysis (MCA) of 118 early-stage nasopharyngeal carcinoma (NPC) patients and 274 late-stage NPC patients. Appliance ownership: bi motorbike, co computer, va vacuum cleaner, wa washing machine, ca automobile, ai air conditioner, te television. The suffix “0” indicates non-ownership of the appliance; the suffix “1” indicates ownership. Housing: ow1 owned a residence, ow2 rented a residence, ow3 other types of ownership, ho1 bungalow, ho2 house, ho3 apartment, ho4 other types of residence structure, ar1 first tertile of residence area, ar2 second tertile of residence area, ar3 third tertile of residence area. Occupation: oc1 unskilled workers, oc2 skilled worker, oc3 retired or unemployed. The indicators associated with higher wealth gather along the bottom half of the plot, whereas the indicators of lower wealth are located on the upper half. Dimensions 1 and 2 cover 76.7% and 10.2% of the total Chi square variations in the data

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