保证较高的查全率(sensitivity)检索策略 (hepatitis ) AND (randomized controlled trial [PTYP] OR drug therapy [SH] OR therapeutic use [SH:NOEXP] OR random* [WORD])
②保证较高查准率(specificity)的检索策略
(hepatitis) AND ((double [WORD] AND blind* [WORD]) OR placebo [WORD])
③查全与查准均衡时的检索策略
hepatitis and randomized controlled trial[PTYP]
(2) 检索EMBASE数据库
①保证较高的查全率(sensitivity)检索策略
Shepatitis! And (randomized controlled trial or drug therapy or random?)
保证较高查准率(specificity)的检索策略 S hepatitis! And (doubleblind? Or placebo?)
③查全与查准均衡时的检索策略
Shepatitis! And controlled study!
2 有关诊断方案的检索模式
(1) 检索MEDLINE数据库
①保证较高的查全率(sensitivity)检索策略
(hepatitis b) AND (sensitivity and specificity [MESH] OR sensitivity [WORD] OR (diagnosis [SH] OR diagnostic use [SH] OR specificity [WORD]))
②保证较高查准率(specificity)的检索策略
(hepatitis b) AND (sensitivity and specificity [MESH] OR (predictive [WORD] AND value* [WORD]))
③查全与查准均衡时的检索策略
hepatitis and sensitivity
(2)检索EMBASE数据库
保证较高的查全率(sensitivity)检索策略 S hepatitis and diagnostic accuracy or sensitivity or specificity or diagnosis/de
②保证较高查准率(specificity)的检索策略
Shepatitis and diagnostic accuracy or predictivevalue?
③查全与查准均衡时的检索策略
Shepatitis and sensitivity
3 有关病因的检索模式
(1) 检索MEDLINE数据库
①保证较高的查全率(sensitivity)检索策略
hepatitis AND (cohort studies [MESH] OR risk [MESH] OR (odds [WORD] AND ratio* [WORD]) OR (relative [WORD] AND risk [WORD]) OR (case control* [WORD] OR case-control studies [MESH]))
②保证较高查准率(specificity)的检索策略
hepatitis AND (case-control studies [MH:NOEXP] OR cohort studies [MH:NOEXP])
③查全与查准均衡时的检索策略
hepatitis and risk[tw]
(2)检索EMBASE数据库
保证较高的查全率(sensitivity)检索策略 Shepatitis and cohort analysis or risk! Or oddsratio? Or relativerisk or case control?
保证较高查准率(specificity)的检索策略 Shepatitis and case control study or cohort
③查全与查准均衡时的检索策略
Shepatitis and risk
4 有关预后的检索模式
(1) 检索MEDLINE数据库
①保证较高的查全率(sensitivity)检索策略
hepatitis AND (incidence [MESH] OR mortality [MESH] OR follow-up studies [MESH] OR mortality [SH] OR prognos* [WORD] OR predict* [WORD] OR course [WORD])
②保证较高查准率(specificity)的检索策略
hepatitisAND (prognosis [MH:NOEXP] OR survival analysis [MH:NOEXP])
③查全与查准均衡时的检索策略
hepatitis and prognosis
(2)检索EMBASE数据库
①保证较高查全率的(sensitivity)检索策略
Shepatitis AND (incidence! OR mortality! OR prognos? ORcourse)
②保证较高查准率(specificity)的检索策略
Shepatitis AND (prognosis OR survival! )
③查全与查准均衡时的检索策略
Shepatitis AND prognosis
5 有关系统评价和指南的检索模式
(1) 检索MEDLINE数据库
①系统评价的检索策略
hepatitis and (meta-analysis[PTYP] OR meta-analysis[mh])
②指南的检索策略
hepatitis AND (Guidelines[MH] OR consensus development conferences[MH]) OR Guideline[PTYP] OR consensus development conferences[PTYP])