「Table-related commands in STATA」の版間の差分
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|[[File:tabstat_factorABC_by(disease)_statistic(n).jpg]] | |[[File:tabstat_factorABC_by(disease)_statistic(n).jpg]] | ||
+ | |''statistic(n)'' (''statistic(count)'' is the same) only counts observations with real values, which only tell non-missing observations | ||
+ | |} | ||
+ | |||
+ | ===Summary of ''factorA'', ''factorB'', ''factorC'' based on ''SES''=== | ||
+ | {|class="wikitable" | ||
+ | |- | ||
+ | !rowspan="3"|tabstat | ||
+ | |[[File:tabstat_factorABC_by(SES).jpg]] | ||
+ | | | ||
+ | |- | ||
+ | |[[File:tabstat_factorABC_by(SES)_statistic(sum).jpg]] | ||
+ | |factorA,B,C are binary variables so summations of values provide the positivities of factorA,B,C | ||
+ | |- | ||
+ | |[[File:tabstat_factorABC_by(SES)_statistic(n).jpg]] | ||
|''statistic(n)'' (''statistic(count)'' is the same) only counts observations with real values, which only tell non-missing observations | |''statistic(n)'' (''statistic(count)'' is the same) only counts observations with real values, which only tell non-missing observations | ||
|} | |} |
2023年4月2日 (日) 18:52時点における版
目次
Abbreviations of commands
table | (no abbv.) |
---|---|
tabulate | ta tab |
tabstat | (no abbv.) |
summarize | su |
Differences between table, tabulate, tabstat, summarize
one-way | two-way | options | |
---|---|---|---|
table | table v1 create a one-way table |
table v1 v2 create a two-way table |
,statistics( ) |
tabulate | tabulate v1 create a one-way table |
tabulate v1 v2 create a two-way table |
,chi2 Pearson's chi-squared test; *only for two-way ,summarize(v3) detailed statistics for v3 |
tabstat | tabstat v1 create a one-way table of v1 |
*no two- or multiple-way table | ,statistics( ) ,by(v3) detailed statistics for each of v3 |
summarize | summarize v1 detailed statistics of v1 |
*no two- or multiple-way summary | ,detail |
† row = transverse direction, column = longitudinal direction
Sample data
Suppose we have such a dataset in STATA.
One-way
Summary of sex, a binary variable
table | Both reports frequency but tabulate is more detailed | |
---|---|---|
tabulate | ||
tabstat | Both reports mean but summarize is more detailed | |
summarize |
Summary of data1, a continuous variable
table | Both reports frequency of each value, which does not make sense | |
---|---|---|
tabulate | ||
tabstat | Both reports mean but summarize is more detailed | |
summarize |
Summary of SES, a categorical variable
table | Both reports frequency but tabulate is more detailed | |
---|---|---|
tabulate | ||
tabstat | Both reports mean but summarize is more detailed | |
summarize |
One-way, multiple
table | *Both do not create one-way multiple table | |
---|---|---|
tabulate | ||
tabstat | Reports mean in row (transverse) direction | |
summarize | Reports more details in column (longitudinal) direction |
Two-way
Summary of factorA based on sex
table | Both creates the same table but tabulate is better visualized | |
---|---|---|
tabulate | ||
tabstat | Both reports mean but summarize is more detailed; needs bysort option before the command | |
summarize |
Summary of sex based on factorA
table | Both creates the same table but tabulate is better visualized | |
---|---|---|
tabulate | ||
tabstat | Both reports mean but summarize is more detailed; needs bysort option before the command | |
summarize |
Summary of data1 based on disease
table | *Both do not create a meaningful table for continuous variable | |
---|---|---|
tabulate | ||
tabstat | Both reports mean but summarize is more detailed; needs bysort option before the command | |
summarize |