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Table 7 Contingency tables between dichotomous covariates (treatment) and response (respiratory disease and pulmonary embolus status)

From: On estimation for accelerated failure time models with small or rare event survival data

 

Respiratory disease

Pulmonary embolus

 

Status

Status

Treatment

alive(0)

dead(1)

alive(0)

dead(1)

low-dose(0)

61

10

61

4

high - dose (1)

87

6

87

10

 

Status

Status

Performance rating (PF)

alive(0)

dead(1)

alive(0)

dead(1)

normal(0)

142

16

142

12

limitation of activity(1)

6

0

6

2

 

Status

Status

Serum haemoglobin (HG)

alive(0)

dead(1)

alive(0)

dead(1)

≥ 12g/ 100 ml(0)

131

15

131

11

9-12g/ 100 ml(1)

16

1

16

3

< 9g/ 100 ml(2)

1

0

1

0

 

Status

Status

Size of primary lesion (SZ)

alive(0)

dead(1)

alive(0)

dead(1)

< 30 cm2(0)

141

15

141

12

≥ 30 cm2(1)

5

1

5

2