response: (stroke4 %in% c('1','2','3','4','5','6')) 
covariates: dsmoker 
SNP: SMAD3_MG_452 
Call:
coxph(formula = y[notmissing] ~ allele[notmissing] + wz[notmissing, 
    selectedcovariates] + wruaco[notmissing] + strata(wsex[notmissing]) + 
    cluster(wdata$id[notmissing]), weights = weight[notmissing], 
    robust = TRUE)

  n= 2496 
                                      coef exp(coef) se(coef) robust se      z
allele[notmissing]                  0.0342     1.035   0.0826    0.0936  0.365
wz[notmissing, selectedcovariates]  0.2964     1.345   0.1208    0.1325  2.237
wruaco[notmissing]FIN-EAS_03        0.2225     1.249   0.2115    0.2277  0.977
wruaco[notmissing]FIN-EAS_24       -0.1616     0.851   0.1817    0.2064 -0.783
wruaco[notmissing]FIN-WES_03       -0.1241     0.883   0.2227    0.2396 -0.518
wruaco[notmissing]FIN-WES_24       -0.2579     0.773   0.1964    0.2254 -1.144
wruaco[notmissing]FRA-LIL_21       -0.9285     0.395   0.4702    0.5016 -1.851
wruaco[notmissing]FRA-STR_21       -0.9580     0.384   0.4392    0.4638 -2.065
wruaco[notmissing]FRA-TOU_21       -1.2059     0.299   0.5246    0.5557 -2.170
wruaco[notmissing]SWE-NSW_02       -0.0753     0.927   0.2765    0.3113 -0.242
wruaco[notmissing]SWE-NSW_03        0.0484     1.050   0.2560    0.2788  0.173
wruaco[notmissing]UNK-BEL_21       -0.8280     0.437   0.3575    0.3749 -2.208
                                       p
allele[notmissing]                 0.710
wz[notmissing, selectedcovariates] 0.025
wruaco[notmissing]FIN-EAS_03       0.330
wruaco[notmissing]FIN-EAS_24       0.430
wruaco[notmissing]FIN-WES_03       0.600
wruaco[notmissing]FIN-WES_24       0.250
wruaco[notmissing]FRA-LIL_21       0.064
wruaco[notmissing]FRA-STR_21       0.039
wruaco[notmissing]FRA-TOU_21       0.030
wruaco[notmissing]SWE-NSW_02       0.810
wruaco[notmissing]SWE-NSW_03       0.860
wruaco[notmissing]UNK-BEL_21       0.027

                                   exp(coef) exp(-coef) lower .95 upper .95
allele[notmissing]                     1.035      0.966     0.861     1.243
wz[notmissing, selectedcovariates]     1.345      0.743     1.037     1.744
wruaco[notmissing]FIN-EAS_03           1.249      0.800     0.800     1.952
wruaco[notmissing]FIN-EAS_24           0.851      1.175     0.568     1.275
wruaco[notmissing]FIN-WES_03           0.883      1.132     0.552     1.413
wruaco[notmissing]FIN-WES_24           0.773      1.294     0.497     1.202
wruaco[notmissing]FRA-LIL_21           0.395      2.531     0.148     1.056
wruaco[notmissing]FRA-STR_21           0.384      2.606     0.155     0.952
wruaco[notmissing]FRA-TOU_21           0.299      3.340     0.101     0.890
wruaco[notmissing]SWE-NSW_02           0.927      1.078     0.504     1.707
wruaco[notmissing]SWE-NSW_03           1.050      0.953     0.608     1.813
wruaco[notmissing]UNK-BEL_21           0.437      2.289     0.210     0.911

Rsquare= 0.015   (max possible= 0.928 )
Likelihood ratio test= 38.5  on 12 df,   p=0.000125
Wald test            = 32.4  on 12 df,   p=0.00122
Score (logrank) test = 36.7  on 12 df,   p=0.000248,   Robust = 34  p=0.000668

  (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