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Table 4 Age-adjusted female invasive melanoma statistics for space-time analyses of Massachusetts, 1990–1999.

From: The geographic distribution of melanoma incidence in Massachusetts, adjusted for covariates

Highs 1 2 3 4 5 6  
Time frame 96–99 94–99 92–99 96–99 93–99 97–99  
No Covariate adjustment
Obs1 371 305 * 293 161 189  
RR2 1.97 2.03 * 1.68 1.66 1.53  
p-value <0.0001 <0.0001 * <0.0001 0.001 0.027  
Percent Urban adjustment
Obs1 367 245 499 1147 * 2286  
RR2 1.93 1.81 1.50 1.96 * 1.51  
p-value <0.0001 <0.0001 <0.0001 <0.0001 * 0.003  
SES adjustment
Obs1 306 305 * 2388 * *  
RR2 1.68 1.99 * 1.67 * *  
p-value <0.0001 <0.0001 * <0.0001 * *  
SES & Percent Urban adjustment
Obs1 306 20211 * 2368 * *  
RR2 1.63 1.83 * 1.68 * *  
P-value <0.0001 <0.0001 * <0.0001 * *  
Lows A B C E F G J
Time frame 90–97 90–99 90–96 90–97 90–95 90–96 90–92
No Covariates adjustment
Obs1 114 64 187 87 146 178 58
RR2 0.47 0.41 0.59 0.54 0.60 0.57 0.53
p-value <0.0001 <0.0001 <0.0001 0.0002 <0.0001 <0.0001 0.027
Percent Urban adjustment
Obs1 1084 2455 187 87 6 178 64
RR2 0.48 1.81 0.61 0.54 0.08 0.58 0.53
p-value <0.0001 <0.0001 <0.0001 <0.0001 0.0004 <0.0001 0.005
SES adjustment
Obs1 * * 187 1499 7410 * 68
RR2 * * 0.64 0.63 0.45 * 0.52
p-value * * <0.0001 <0.0001 <0.0001 * <0.0001
SES & Percent Urban adjustment
Obs1 * * 214 1499 7410 * 64
RR2 * * 0.70 0.64 0.46 * 0.51
P-value * * 0.007 0.003 <0.0001 * 0.002
  1. 1Obs = observed cases. 2RR = relative risk. 3The time frame for High 7 when adjusting for percent urban is 95–99. 4The time frame for Low A when adjusting for percent urban is 90–98. 5The time frame for Low B when adjusting for percent urban is 90–98. 6The time frame for Low F when adjusting for percent urban is 90–91. 7The time frame for High 4 when adjusting for percent urban is 90–99. 8The time frame for High 4 when adjusting for SES is 97–99. 9The time frame for Low E when adjusting for SES and SES with percent urban is 90–95. 10The time frame for Low F when adjusting for SES and SES with percent urban is 90–93. 11The time frame for High 2 when adjusting for SES and percent urban is 95–99. *Cluster not significant for this analysis. † Number of cases too small to report for confidentiality reasons.