response: (chd2=='1') 
covariates: dsmoker 
SNP: 10Q11_21_MG_458 
Call:
coxph(formula = y[notmissing] ~ allele[notmissing] + wz[notmissing, 
    selectedcovariates] + wrua2[notmissing] + strata(wsex[notmissing]) + 
    cluster(wdata$id[notmissing]), weights = weight[notmissing], 
    robust = TRUE)

  n= 2382 
                                      coef exp(coef) se(coef) robust se      z
allele[notmissing]                  0.0412     1.042    0.106     0.120  0.343
wz[notmissing, selectedcovariates]  0.6542     1.924    0.122     0.139  4.699
wrua2[notmissing]FRA               -1.2522     0.286    0.381     0.400 -3.128
wrua2[notmissing]SWE               -0.3206     0.726    0.257     0.272 -1.180
wrua2[notmissing]UNK               -0.2249     0.799    0.318     0.346 -0.650
                                         p
allele[notmissing]                 7.3e-01
wz[notmissing, selectedcovariates] 2.6e-06
wrua2[notmissing]FRA               1.8e-03
wrua2[notmissing]SWE               2.4e-01
wrua2[notmissing]UNK               5.2e-01

                                   exp(coef) exp(-coef) lower .95 upper .95
allele[notmissing]                     1.042       0.96     0.823     1.319
wz[notmissing, selectedcovariates]     1.924       0.52     1.464     2.527
wrua2[notmissing]FRA                   0.286       3.50     0.130     0.627
wrua2[notmissing]SWE                   0.726       1.38     0.426     1.236
wrua2[notmissing]UNK                   0.799       1.25     0.405     1.573

Rsquare= 0.023   (max possible= 0.881 )
Likelihood ratio test= 54.8  on 5 df,   p=1.43e-10
Wald test            = 40.4  on 5 df,   p=1.25e-07
Score (logrank) test = 51.1  on 5 df,   p=8.36e-10,   Robust = 44  p=2.28e-08

  (Note: the likelihood ratio and score tests assume independence of
     observations within a cluster, the Wald and robust score tests do not).

Updated on 2008-06-04