Study: NCT01155726

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Nelfilcon A contact lens with comfort additive (DACP), masked
Description: Commercially marketed, soft, hydrogel contact lens for daily wear, daily disposable use. Blister pack label and packaging not visible to participant. Lenses inserted and removed by the investigator.

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Nelfilcon A contact lens with comfort additive (DACP), masked
Description: Commercially marketed, soft, hydrogel contact lens for daily wear, daily disposable use. Blister pack label and packaging not visible to participant. Lenses inserted and removed by the investigator.

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Nelfilcon A contact lens with comfort additive (DACP), masked
Description: Commercially marketed, soft, hydrogel contact lens for daily wear, daily disposable use. Blister pack label and packaging not visible to participant. Lenses inserted and removed by the investigator.

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Nelfilcon A contact lens with comfort additive (DACP), masked
Description: Commercially marketed, soft, hydrogel contact lens for daily wear, daily disposable use. Blister pack label and packaging not visible to participant. Lenses inserted and removed by the investigator.

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Nelfilcon A contact lens with comfort additive (DACP), partially masked
Description: Commercially marketed, soft, hydrogel contact lens for daily wear, daily disposable use. Lens name and manufacturer on blister pack label concealed from participant. Lenses inserted and removed by the participant.

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Nelfilcon A contact lens with comfort additive (DACP), partially masked
Description: Commercially marketed, soft, hydrogel contact lens for daily wear, daily disposable use. Lens name and manufacturer on blister pack label concealed from participant. Lenses inserted and removed by the participant.

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Etafilcon A contact lens
Description: Commercially marketed, soft, hydrogel contact lens for daily wear, daily disposable use. Blister pack label and lens packaging visible to participant. Lenses inserted and removed by participant.

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Etafilcon A contact lens
Description: Commercially marketed, soft, hydrogel contact lens for daily wear, daily disposable use. Blister pack label and lens packaging visible to participant. Lenses inserted and removed by participant.

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Etafilcon A contact lens with comfort additive (1DAVM), unmasked
Description: Commercially marketed, soft, hydrogel contact lens with comfort additive for daily wear, daily disposable use. Blister pack label and lens packaging visible to participant. Lenses inserted and removed by participant.

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Etafilcon A contact lens with comfort additive (1DAVM), unmasked
Description: Commercially marketed, soft, hydrogel contact lens with comfort additive for daily wear, daily disposable use. Blister pack label and lens packaging visible to participant. Lenses inserted and removed by participant.

Intervention type: DEVICE
Group type: ACTIVE_COMPARATOR
Intervention: Etafilcon A contact lens with comfort additive (1DAVM), masked
Description: Commercially marketed, soft, hydrogel contact lens for daily wear, daily disposable use. Blister pack label and packaging not visible to participant. Lenses inserted and removed by the investigator.