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Table 2 Age-adjusted male 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 8 9    
Time frame 95–99 95–99 95–99 97–99 98–99 96–99 98–99    
No Covariate adjustment
Obs1 360 474 469 54 44 * *    
RR2 2.28 1.88 1.65 2.71 3.15 * *    
p-value <0.0001 <0.0001 <0.0001 0.0003 0.0002 * *    
Percent Urban adjustment
Obs1 378 474 452 54 1853 * *    
RR2 1.99 1.86 1.63 2.80 1.61 * *    
p-value <0.0001 <0.0001 <0.0001 0.0004 0.001 * *    
SES adjustment
Obs1 369 4036 * 64 * 318 186    
RR2 2.22 1.78 * 2.36 * 1.44 1.78    
p-value <0.0001 <0.0001 * 0.002 * 0.0003 <0.0001    
SES & Percent Urban adjustment
Obs1 3549 3562 * 64 * 318 188    
RR2 1.85 1.71 * 2.42 * 1.48 1.80    
P-value <0.0001 <0.0001 * 0.0004 * <0.0001 <0.0001    
Lows A B C D E F H J K L
Time frame 90–99 90–98 90–97 90–95 90–96 91–99 91–92 90–91 90–91 90–96
No Covariates adjustment
Obs1 157 47 60 64 154 26 79 * * *
RR2 0.49 0.36 0.43 0.44 0.52 0.37 0.56 * * *
p-value <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 0.002 0.010 * * *
Percent Urban adjustment
Obs1 1424 47 60 1645 229 * * 48 * *
RR2 0.49 0.35 0.44 0.61 0.58 * * 0.51 * *
p-value <0.0001 <0.0001 <0.0001 <0.0001 <0.0001 * * 0.0497 * *
SES adjustment
Obs1 1777 * 12 2545 * * 798 46 42 203
RR2 0.64 * 0.29 0.64 * * 0.47 0.41 0.43 0.70
p-value 0.0002 * 0.044 <0.0001 * * <0.0001 <0.0001 0.0002 0.029
SES & Percent Urban adjustment
Obs1 1767 * * 201 * * 798 37 41 *
RR2 0.64 * * 0.68 * * 0.48 0.35 0.43 *
P-value <0.0001 * * 0.001 * * <0.0001 <0.0001 <0.0001 *
  1. 1Obs = observed cases. 2RR = relative risk. 3The time frame for High 5 when adjusting for percent urban is 97–99. 4The time frame from Low A when adjusting for percent urban is 90–95. 5The time frame for Low D when adjusting for percent urban and SES separately is 90–96. 6The time frame for High 2 when adjusting for SES and SES with percent urban is 96–99. 7The time frame for Low A when adjusting for SES and SES with percent urban is 90–94. 8The time frame for Low H when adjusting for SES and SES with percent urban is 90–92. 9The time frame for High 1 when adjusting for SES and percent urban is 96–99. *Cluster not significant for this analysis.