Table 3 Number of patients achieving the Patient Acceptable Symptom State (PASS) before spa therapy at 3 and 6 months.

From: Spa therapy with physical rehabilitation is an alternative to usual spa therapy protocol in symptomatic knee osteoarthritis

Definition of responder

Standard spa therapy

Spa-rehab therapy

Difference for responders (Δ : Spa-rehab therapy minus standard spa therapy)

N

(%)

N

(%)

Δ

(90% CI)

p (non-inferiority)

Before spa

N = 145

 

N = 138

    

PASS for pain

13

(9.6)

21

(16.2)

0.07

(− 0.001 to 0.13)

< 0.0001

PASS for function

32

(23.0)

40

(29.4)

0.06

(− 0.02 to 0.15)

< 0.0001

PASS for pain or function

35

(26.9)

44

(34.1)

0.07

(− 0.02 to 0.17)

< 0.0001

3 months

N = 136

 

N = 110

    

PASS for pain

54

(44.6)

66

(66.0)

0.21

(0.11 to 0.32)

< 0.0001

PASS for function

62

(45.6)

73

(68.9)

0.23

(0.13 to 0.33)

< 0.0001

PASS for pain or function

73

(60.3)

82

(85.4)

0.25

(0.16 to 0.35)

< 0.0001

6 months

N = 131

 

N = 118

    

PASS for pain

51

(44.0)

47

(45.6)

0.02

(− 0.09 to 0.13)

< 0.0001

PASS for function

63

(48.8)

72

(62.1)

0.13

(0.03 to 0.24)

< 0.0001

PASS for pain or function

72

(63.2)

74

(73.3)

0.10

(− 0.002 to 0.20)

0.007

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