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Table 2 Total number of results and NNR of individual terms

From: Are men difficult to find? Identifying male-specific studies in MEDLINE and Embase

 

Term

MEDLINE

Embase

Total results

NNR

Sensitivity (n= 48)

Precision

Total results

NNR

Sensitivity (n= 52)

Precision

SO

Subject-only search

31,897

665

100% (48)

0.15%

37351

718

100%

0.14%

S1

[SO] NOT ((women NOT men) OR (female NOT male)).tw

26,318

585

94% (45)

0.17%

30801

629

94% (49)

0.16%

S2

[SO] NOT ((women OR female) NOT (men or male)).tw

26,544

565

98% (47)

0.18%

31011

608

98% (51)

0.16%

S3

[SO] AND (male or males or men).tw

7,513

209

76% (36)

0.48%

8921

223

76% (40)

0.45%

S4

[SO] NOT Female/

9,385

427

71% (22)

0.23%

14362

552

62% (26)

0.18%

S5

[SO] AND Male/

18,599

423

42% (44)

0.24%

17848

388

52% (46)

0.26%

S6

[SO] NOT (Female/NOT Male/)

26,127

544

100% (48)

0.18%

31082

609

98% (51)

0.16%

S7

[SO] AND Men/

6

6

2% (1)

16.67%

N/A

N/A

N/A

N/A

S8

[SO] AND Men's health/

7

N/A

0% (0)

N/A

16

8

4% (2)

12.50%