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Table 4 Newcastle-Ottawa Scale for cohort studies

From: Key prognostic risk factors linked to poor functional outcomes in cerebral venous sinus thrombosis: a systematic review and meta-analysis

First author (year)

Selection

Comparability

Outcome

Total

Representativeness of the exposed cohort

Selection of the non-exposed cohort

Ascertainment of exposure

Demonstration that outcome of interest was not present at start of study. (yes / no)

Comparability of cohorts based on the design or analysis controlled for confounders

Assessment of outcome

Was follow-up long enough for outcomes to occur

Adequacy of follow-up of cohorts

 

Aarju (2022) [23]

*

*

*

 

**

*

3 years

62/70

8/10

Aguiar (2020) [24]

*

*

*

 

**

*

4 years

68/74

8/10

Aguiar (2021) [26]

*

*

*

 

**

*

90 days

62

8/10

Bakradze (2023) [27]

*

*

*

 

**

*

90 days

935

8/10

Barboza (2018) [28]

*

*

*

 

**

*

90 days

*

8/10

Barboza (2015) [29]

 

*

*

 

**

*

median 18 months

100/126

7/10

Billoir (2023) [30]

*

*

*

 

**

*

median 11.9 months

223/231

8/10

Chu (2020) [33]

*

*

*

 

*

*

6 months

113

7/10

Colò (2023) [34]

*

*

*

 

**

*

90 days

80

8/10

Dinç (2021) [36, 37]

-

*

*

 

**

*

3 months

157

7/10

Dinç (2021) [36, 37]

 

*

*

 

**

*

3 months

120/121

7/10

Duman (2017) [39]

*

*

*

 

**

*

12 months

691/1104

8/10

Ferro (2010) [40]

*

*

*

 

**

*

median 16 months

392

8/10

Foschi (2021) [41]

*

*

*

 

**

**

90 months

32

9/10

Gazioglu (2020) [42]

 

*

*

 

**

*

12 months

37/62

6/10

Gupta (2021) [43]

*

*

*

*

**

*

12 months

175

9/10

Hu (2017)

 

*

*

 

**

*

median 24 months (IQR: 18–35)

156

7/10

Hu (2023) [45]

*

*

*

 

**

*

12 months

172

8/10

Karahan (2021) [46]

 

*

*

 

**

*

6 months

51/51

7/10

Karthik (2022) [47]

 

*

*

 

*

*

12 months

38/123

5/10

Khan (2023) [49]

*

*

*

 

**

*

30 days

533 CVT

7/10

Klein (2022) [50]

*

*

*

 

**

*

90 days

554/801

8/10

Krajíčková (2020) [52]

*

*

*

 

**

*

3–4 months

82

8/10

Li (2021) [53]

 

*

*

 

*

*

6 months

156

6/10

Li (2023) [54]

*

*

*

 

**

*

6 months

170

8/10

Li (2020) [82]

*

*

*

 

**

*

22 months (IQR: 6-66)

270/297

8/10

Li (2019) [83]

*

*

*

 

**

*

22 months (IQR: 6-66)

228/260

8/10

Lindgren (2023) [56]

*

*

*

 

**

*

365 days (IQR 113–720).

1126/1455

8/10

Lindgren (2020) [57]

*

*

*

 

**

*

3 months

1106/1374

8/10

Liu (2019) [58]

 

*

*

 

**

*

6 months

220/263

7/10

Liu (2018) [4]

 

*

*

 

**

*

6 months

238/263

7/10

Madineni (2023) [59]

 

*

*

 

**

*

90 days

66

7/10

Narayan (2012) [61]

*

*

*

 

**

*

12 months

373/428

8/10

Pan (2019) [62]

 

*

*

 

*

*

median 18 monthe (IQR:12-36)

134/159

6/10

Rezoagli (2018) [63]

*

*

*

 

**

*

median 6 years

483/508

8/10

Ruiz-Sandoval (2012) [64]

*

*

*

 

**

*

30 days

59

8/10

Salottolo (2017) [65]

*

*

*

 

**

*

5 months

149/152

8/10

Silvis (2020) [67]

*

*

*

 

**

*

median 6 months (IQR:5-13)

874

8/10

Simaan (2023) [85]

*

*

*

 

**

*

90 days

488/508

8/10

Simaan (2022) [68]

*

*

*

 

**

*

90 days

404

8/10

Song (2018) [69]

 

*

*

*

**

*

median 22 months

228/263

8/10

Stolz (2005) [70]

 

*

*

 

**

*

12 months

58/79

7/10

Wang (2018) [72]

 

*

*

 

**

*

3-12 months

95

7/10

Wei (2023) [73]

 

*

*

 

**

*

6 months

306

7/10

Zhang (2023) [75]

*

*

*

 

**

*

1 month

280/290

8/10

Zhao (2021) [76, 77]

 

*

*

 

**

*

median 9 months

360/421

7/10

Zhao (2021) [76, 77]

 

*

*

 

**

*

3 months

297/324

7/10

Zhao (2022) [78]

 

*

*

 

*

*

Not clearly stated

61

6/10

Zhou (2024) [79]

*

*

*

*

**

*

30 days to 1 year follow up

508/554

9/10

Zuurbier (2018) [80]

*

*

  

**

*

Not state

571/843

6/10

Zuurbier

(2016) [81]

*

*

*

 

**

*

median 6 months

308/380

8/10

  1. *As stars that given based on the description of evidence in each category