p-value Mean (range) Table 4. The evolution of PPD and CAL through the first 6 months of the study for each pocket depth stratum (± Standard deviation) Timepoint Inter-group Baseline 3 months 6 months p-value Outcome variable PPD (shallow SRP: 2.7±0.4 SRP: 2.4±0.2 SRP: 2.4±0.2 p=0.193 pockets) Surgery: Surgery: 2.3±0.2 Surgery: 2.3±0.2 2.6±0.2 PPD (medium SRP: 4.2±0.3 SRP: 3.0±0.3 SRP: 3.0±0.3 p=0.082 pockets) Surgery: Surgery: 2.8±0.3 Surgery: 2.8±0.2 4.4±0.3 PPD (deep SRP: 6.3±0.7 SRP: 3.3±0.6 SRP: 3.4±0.6 p=0.449 pockets) Surgery: Surgery: 3.0±0.3 Surgery: 3.0±0.3 6.2±0.6
p-value Mean (range) Table 4. The evolution of PPD and CAL through the first 6 months of the study for each pocket depth stratum (± Standard deviation) Timepoint Outcome variable Baseline 3 months 6 months Inter-group p-value PPD (shallow pockets) SRP: 2.7±0.4 Surgery: 2.6±0.2 SRP: 2.4±0.2 Surgery: 2.3±0.2 SRP: 2.4±0.2 Surgery: 2.3±0.2 p=0.193 PPD (medium pockets) SRP: 4.2±0.3 Surgery: 4.4±0.3 SRP: 3.0±0.3 Surgery: 2.8±0.3 SRP: 3.0±0.3 Surgery: 2.8±0.2 p=0.082 PPD (deep pockets) SRP: 6.3±0.7 Surgery: 6.2±0.6 SRP: 3.3±0.6 Surgery: 3.0±0.3 SRP: 3.4±0.6 Surgery: 3.0±0.3 p=0.449
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