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Table 5 The results of sensitivity analysis (N = 3309, n = 137)

From: Abortion laws reform may reduce maternal mortality: an ecological study in 162 countries

Flexibility score as a 7 level categorical variable (Baseline = Score 0)

Score

Coefficient

95% Confidence interval

p-value

 Score 1

− 141

(−220, −61)

0.001

 Score 2

−149

(−235, −63)

0.001

 Score 3

− 253

(− 338, − 168)

< 0.001

 Score 4

− 172

(− 261, −83)

< 0.001

 Score 5

−232

(− 317, −146)

< 0.001

 Score 6

−146

(− 254, −38)

0.008

 Score 7

−197

(− 283, − 111)

< 0.001

 GDP

0.005

(0.004, 0.005)

< 0.001

 1990–1994

−47

(−57, −36)

< 0.001

 1995–1999

−86

(−96, −75)

< 0.001

 2000–2004

− 130

(−141, −120)

< 0.001

 2005–2009

−196

(− 208, −184)

< 0.001

 2010–2013

−249

(− 264, − 233)

< 0.001

 Constant

564

(484, 643)

< 0.001

Flexibility score as a binary variable (Score < 3 versus > = 3)

Flexibility Score > = 3

−82

(−106, −57)

< 0.001

 GDP

0.005

(0.005, 0.006)

< 0.001

 1990–1994

−47

(−58, −37)

< 0.001

 1995–1999

−87

(−98, −76)

< 0.001

 2000–2004

−132

(− 143, −121)

< 0.001

 2005–2009

−198

(− 210, − 185)

< 0.001

 2010–2013

− 248

(− 263, −233)

< 0.001

 Constant

432

(415, 449)

< 0.001

  1. GDP Gross Domestic Product Per Capita (US$)
  2. N = total no. of observations, n = number of countries
  3. Adjusted for Time and GDP