R version 4.4.3 (2025-02-28 ucrt)
Platform: x86_64-w64-mingw32/x64
Running under: Windows 11 x64 (build 22631)

Matrix products: default


locale:
[1] LC_COLLATE=Chinese (Simplified)_China.utf8 
[2] LC_CTYPE=Chinese (Simplified)_China.utf8   
[3] LC_MONETARY=Chinese (Simplified)_China.utf8
[4] LC_NUMERIC=C                               
[5] LC_TIME=Chinese (Simplified)_China.utf8    

time zone: Asia/Shanghai
tzcode source: internal

attached base packages:
[1] splines   grid      stats     graphics  grDevices utils     datasets 
[8] methods   base     

other attached packages:
[1] haven_2.5.5    survey_4.4-2   survival_3.8-3 Matrix_1.7-3   jsonlite_2.0.0

loaded via a namespace (and not attached):
 [1] R6_2.6.1        mitools_2.4     lattice_0.22-9  tzdb_0.5.0     
 [5] magrittr_2.0.5  glue_1.8.1      tibble_3.3.1    pkgconfig_2.0.3
 [9] readr_2.2.0     lifecycle_1.0.5 cli_3.6.6       vctrs_0.7.3    
[13] DBI_1.3.0       compiler_4.4.3  forcats_1.0.1   tools_4.4.3    
[17] hms_1.1.4       pillar_1.11.1   Rcpp_1.0.14     rlang_1.3.0    
